Home / 87,332.04-130,982.22-39,936.36

Finding the Fourth Proportional to 87,332.04, 130,982.22 and 39,936.36

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Solution

The fourth proportional to 87,332.04, 130,982.22 and 39,936.36 is: 59,897.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,332.04 : 130,982.22 = 39,936.36 : x
  2. Step 2: Convert to fraction form
    87,332.04/130,982.22 = 39,936.36/x
  3. Step 3: Cross multiply
    87,332.04x = 130,982.22 × 39,936.36
  4. Step 4: Simplify right side
    87,332.04x = 5,230,953,091.52
  5. Step 5: Solve for x
    x = 5,230,953,091.52/87,332.04
  6. Step 6: Final answer
    x = 59,897.30

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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.