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Finding the Fourth Proportional to 22,337.99, 30,828.02 and 14,771.18

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Solution

The fourth proportional to 22,337.99, 30,828.02 and 14,771.18 is: 20,385.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,337.99 : 30,828.02 = 14,771.18 : x
  2. Step 2: Convert to fraction form
    22,337.99/30,828.02 = 14,771.18/x
  3. Step 3: Cross multiply
    22,337.99x = 30,828.02 × 14,771.18
  4. Step 4: Simplify right side
    22,337.99x = 455,366,158.61
  5. Step 5: Solve for x
    x = 455,366,158.61/22,337.99
  6. Step 6: Final answer
    x = 20,385.28

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Half scale
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Double scale
Find fourth proportional to 22,338.99, 30,829.40 and 14,772.18
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.