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Finding the Fourth Proportional to 63,354.24, 94,842 and 38,318.54

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Solution

The fourth proportional to 63,354.24, 94,842 and 38,318.54 is: 57,363.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,354.24 : 94,842 = 38,318.54 : x
  2. Step 2: Convert to fraction form
    63,354.24/94,842 = 38,318.54/x
  3. Step 3: Cross multiply
    63,354.24x = 94,842 × 38,318.54
  4. Step 4: Simplify right side
    63,354.24x = 3,634,206,496.47
  5. Step 5: Solve for x
    x = 3,634,206,496.47/63,354.24
  6. Step 6: Final answer
    x = 57,363.27

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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.