Home / 87,841.48-131,775.06-25,503.88

Finding the Fourth Proportional to 87,841.48, 131,775.06 and 25,503.88

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Solution

The fourth proportional to 87,841.48, 131,775.06 and 25,503.88 is: 38,259.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,841.48 : 131,775.06 = 25,503.88 : x
  2. Step 2: Convert to fraction form
    87,841.48/131,775.06 = 25,503.88/x
  3. Step 3: Cross multiply
    87,841.48x = 131,775.06 × 25,503.88
  4. Step 4: Simplify right side
    87,841.48x = 3,360,775,317.23
  5. Step 5: Solve for x
    x = 3,360,775,317.23/87,841.48
  6. Step 6: Final answer
    x = 38,259.55

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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.