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Finding the Fourth Proportional to 22,652.69, 31,250.45 and 14,583.45

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Solution

The fourth proportional to 22,652.69, 31,250.45 and 14,583.45 is: 20,118.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,652.69 : 31,250.45 = 14,583.45 : x
  2. Step 2: Convert to fraction form
    22,652.69/31,250.45 = 14,583.45/x
  3. Step 3: Cross multiply
    22,652.69x = 31,250.45 × 14,583.45
  4. Step 4: Simplify right side
    22,652.69x = 455,739,375.05
  5. Step 5: Solve for x
    x = 455,739,375.05/22,652.69
  6. Step 6: Final answer
    x = 20,118.55

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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.