Home / 87,866.40-131,799.60-24,686.40

Finding the Fourth Proportional to 87,866.40, 131,799.60 and 24,686.40

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Solution

The fourth proportional to 87,866.40, 131,799.60 and 24,686.40 is: 37,029.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,866.40 : 131,799.60 = 24,686.40 : x
  2. Step 2: Convert to fraction form
    87,866.40/131,799.60 = 24,686.40/x
  3. Step 3: Cross multiply
    87,866.40x = 131,799.60 × 24,686.40
  4. Step 4: Simplify right side
    87,866.40x = 3,253,657,645.44
  5. Step 5: Solve for x
    x = 3,253,657,645.44/87,866.40
  6. Step 6: Final answer
    x = 37,029.60

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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.