Home / 87,488.12-131,233.26-34,866.92

Finding the Fourth Proportional to 87,488.12, 131,233.26 and 34,866.92

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Solution

The fourth proportional to 87,488.12, 131,233.26 and 34,866.92 is: 52,300.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,488.12 : 131,233.26 = 34,866.92 : x
  2. Step 2: Convert to fraction form
    87,488.12/131,233.26 = 34,866.92/x
  3. Step 3: Cross multiply
    87,488.12x = 131,233.26 × 34,866.92
  4. Step 4: Simplify right side
    87,488.12x = 4,575,699,577.76
  5. Step 5: Solve for x
    x = 4,575,699,577.76/87,488.12
  6. Step 6: Final answer
    x = 52,300.81

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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.