Home / 87,564.27-131,344.56-59,413.92

Finding the Fourth Proportional to 87,564.27, 131,344.56 and 59,413.92

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Solution

The fourth proportional to 87,564.27, 131,344.56 and 59,413.92 is: 89,119.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,564.27 : 131,344.56 = 59,413.92 : x
  2. Step 2: Convert to fraction form
    87,564.27/131,344.56 = 59,413.92/x
  3. Step 3: Cross multiply
    87,564.27x = 131,344.56 × 59,413.92
  4. Step 4: Simplify right side
    87,564.27x = 7,803,695,180.28
  5. Step 5: Solve for x
    x = 7,803,695,180.28/87,564.27
  6. Step 6: Final answer
    x = 89,119.63

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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.