Home / 87,259.91-130,882.52-34,655.27

Finding the Fourth Proportional to 87,259.91, 130,882.52 and 34,655.27

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Solution

The fourth proportional to 87,259.91, 130,882.52 and 34,655.27 is: 51,979.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,259.91 : 130,882.52 = 34,655.27 : x
  2. Step 2: Convert to fraction form
    87,259.91/130,882.52 = 34,655.27/x
  3. Step 3: Cross multiply
    87,259.91x = 130,882.52 × 34,655.27
  4. Step 4: Simplify right side
    87,259.91x = 4,535,768,501.11
  5. Step 5: Solve for x
    x = 4,535,768,501.11/87,259.91
  6. Step 6: Final answer
    x = 51,979.98

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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.