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Finding the Fourth Proportional to 14,850.51, 20,496.34 and 8,882.83

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Solution

The fourth proportional to 14,850.51, 20,496.34 and 8,882.83 is: 12,259.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,850.51 : 20,496.34 = 8,882.83 : x
  2. Step 2: Convert to fraction form
    14,850.51/20,496.34 = 8,882.83/x
  3. Step 3: Cross multiply
    14,850.51x = 20,496.34 × 8,882.83
  4. Step 4: Simplify right side
    14,850.51x = 182,065,503.84
  5. Step 5: Solve for x
    x = 182,065,503.84/14,850.51
  6. Step 6: Final answer
    x = 12,259.88

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Double scale
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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.