Home / 87,978.49-131,975.50-24,799.14

Finding the Fourth Proportional to 87,978.49, 131,975.50 and 24,799.14

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Solution

The fourth proportional to 87,978.49, 131,975.50 and 24,799.14 is: 37,200.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,978.49 : 131,975.50 = 24,799.14 : x
  2. Step 2: Convert to fraction form
    87,978.49/131,975.50 = 24,799.14/x
  3. Step 3: Cross multiply
    87,978.49x = 131,975.50 × 24,799.14
  4. Step 4: Simplify right side
    87,978.49x = 3,272,878,839.07
  5. Step 5: Solve for x
    x = 3,272,878,839.07/87,978.49
  6. Step 6: Final answer
    x = 37,200.90

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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.