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Finding the Fourth Proportional to 60,253.38, 83,187.75 and 38,753.10

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Solution

The fourth proportional to 60,253.38, 83,187.75 and 38,753.10 is: 53,503.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,253.38 : 83,187.75 = 38,753.10 : x
  2. Step 2: Convert to fraction form
    60,253.38/83,187.75 = 38,753.10/x
  3. Step 3: Cross multiply
    60,253.38x = 83,187.75 × 38,753.10
  4. Step 4: Simplify right side
    60,253.38x = 3,223,783,194.53
  5. Step 5: Solve for x
    x = 3,223,783,194.53/60,253.38
  6. Step 6: Final answer
    x = 53,503.77

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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.