Home / 87,227.08-130,862.52-34,619.20

Finding the Fourth Proportional to 87,227.08, 130,862.52 and 34,619.20

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Solution

The fourth proportional to 87,227.08, 130,862.52 and 34,619.20 is: 51,937.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,227.08 : 130,862.52 = 34,619.20 : x
  2. Step 2: Convert to fraction form
    87,227.08/130,862.52 = 34,619.20/x
  3. Step 3: Cross multiply
    87,227.08x = 130,862.52 × 34,619.20
  4. Step 4: Simplify right side
    87,227.08x = 4,530,355,752.38
  5. Step 5: Solve for x
    x = 4,530,355,752.38/87,227.08
  6. Step 6: Final answer
    x = 51,937.49

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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.