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Finding the Fourth Proportional to 62,512.56, 93,879.54 and 59,929.38

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Solution

The fourth proportional to 62,512.56, 93,879.54 and 59,929.38 is: 90,000.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,512.56 : 93,879.54 = 59,929.38 : x
  2. Step 2: Convert to fraction form
    62,512.56/93,879.54 = 59,929.38/x
  3. Step 3: Cross multiply
    62,512.56x = 93,879.54 × 59,929.38
  4. Step 4: Simplify right side
    62,512.56x = 5,626,142,626.89
  5. Step 5: Solve for x
    x = 5,626,142,626.89/62,512.56
  6. Step 6: Final answer
    x = 90,000.20

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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.