Home / 87,897.54-131,583.87-59,845.62

Finding the Fourth Proportional to 87,897.54, 131,583.87 and 59,845.62

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Solution

The fourth proportional to 87,897.54, 131,583.87 and 59,845.62 is: 89,589.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,897.54 : 131,583.87 = 59,845.62 : x
  2. Step 2: Convert to fraction form
    87,897.54/131,583.87 = 59,845.62/x
  3. Step 3: Cross multiply
    87,897.54x = 131,583.87 × 59,845.62
  4. Step 4: Simplify right side
    87,897.54x = 7,874,718,282.15
  5. Step 5: Solve for x
    x = 7,874,718,282.15/87,897.54
  6. Step 6: Final answer
    x = 89,589.75

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1.5x scale

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.