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Finding the Fourth Proportional to 62,565.48, 93,612.78 and 43,881.98

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Solution

The fourth proportional to 62,565.48, 93,612.78 and 43,881.98 is: 65,657.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,565.48 : 93,612.78 = 43,881.98 : x
  2. Step 2: Convert to fraction form
    62,565.48/93,612.78 = 43,881.98/x
  3. Step 3: Cross multiply
    62,565.48x = 93,612.78 × 43,881.98
  4. Step 4: Simplify right side
    62,565.48x = 4,107,913,671.64
  5. Step 5: Solve for x
    x = 4,107,913,671.64/62,565.48
  6. Step 6: Final answer
    x = 65,657.83

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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.