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Finding the Fourth Proportional to 162,691.10, 244,073.10 and 62,842.40

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Solution

The fourth proportional to 162,691.10, 244,073.10 and 62,842.40 is: 94,277.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,691.10 : 244,073.10 = 62,842.40 : x
  2. Step 2: Convert to fraction form
    162,691.10/244,073.10 = 62,842.40/x
  3. Step 3: Cross multiply
    162,691.10x = 244,073.10 × 62,842.40
  4. Step 4: Simplify right side
    162,691.10x = 15,338,139,379.44
  5. Step 5: Solve for x
    x = 15,338,139,379.44/162,691.10
  6. Step 6: Final answer
    x = 94,277.68

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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.