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Finding the Fourth Proportional to 62,315.92, 93,394.50 and 44,819.92

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Solution

The fourth proportional to 62,315.92, 93,394.50 and 44,819.92 is: 67,172.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,315.92 : 93,394.50 = 44,819.92 : x
  2. Step 2: Convert to fraction form
    62,315.92/93,394.50 = 44,819.92/x
  3. Step 3: Cross multiply
    62,315.92x = 93,394.50 × 44,819.92
  4. Step 4: Simplify right side
    62,315.92x = 4,185,934,018.44
  5. Step 5: Solve for x
    x = 4,185,934,018.44/62,315.92
  6. Step 6: Final answer
    x = 67,172.79

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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.