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Finding the Fourth Proportional to 63,959.50, 95,814.57 and 38,937.49

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Solution

The fourth proportional to 63,959.50, 95,814.57 and 38,937.49 is: 58,330.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,959.50 : 95,814.57 = 38,937.49 : x
  2. Step 2: Convert to fraction form
    63,959.50/95,814.57 = 38,937.49/x
  3. Step 3: Cross multiply
    63,959.50x = 95,814.57 × 38,937.49
  4. Step 4: Simplify right side
    63,959.50x = 3,730,778,382.16
  5. Step 5: Solve for x
    x = 3,730,778,382.16/63,959.50
  6. Step 6: Final answer
    x = 58,330.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.