Home / 87,619.52-131,522.80-37,724.32

Finding the Fourth Proportional to 87,619.52, 131,522.80 and 37,724.32

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Solution

The fourth proportional to 87,619.52, 131,522.80 and 37,724.32 is: 56,626.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,619.52 : 131,522.80 = 37,724.32 : x
  2. Step 2: Convert to fraction form
    87,619.52/131,522.80 = 37,724.32/x
  3. Step 3: Cross multiply
    87,619.52x = 131,522.80 × 37,724.32
  4. Step 4: Simplify right side
    87,619.52x = 4,961,608,194.50
  5. Step 5: Solve for x
    x = 4,961,608,194.50/87,619.52
  6. Step 6: Final answer
    x = 56,626.74

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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.