Home / 87,561.27-131,340.06-59,410.92

Finding the Fourth Proportional to 87,561.27, 131,340.06 and 59,410.92

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Solution

The fourth proportional to 87,561.27, 131,340.06 and 59,410.92 is: 89,115.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,561.27 : 131,340.06 = 59,410.92 : x
  2. Step 2: Convert to fraction form
    87,561.27/131,340.06 = 59,410.92/x
  3. Step 3: Cross multiply
    87,561.27x = 131,340.06 × 59,410.92
  4. Step 4: Simplify right side
    87,561.27x = 7,803,033,797.46
  5. Step 5: Solve for x
    x = 7,803,033,797.46/87,561.27
  6. Step 6: Final answer
    x = 89,115.13

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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.