Home / 87,593.64-131,374.56-30,675.90

Finding the Fourth Proportional to 87,593.64, 131,374.56 and 30,675.90

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Solution

The fourth proportional to 87,593.64, 131,374.56 and 30,675.90 is: 46,008.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,593.64 : 131,374.56 = 30,675.90 : x
  2. Step 2: Convert to fraction form
    87,593.64/131,374.56 = 30,675.90/x
  3. Step 3: Cross multiply
    87,593.64x = 131,374.56 × 30,675.90
  4. Step 4: Simplify right side
    87,593.64x = 4,030,032,865.10
  5. Step 5: Solve for x
    x = 4,030,032,865.10/87,593.64
  6. Step 6: Final answer
    x = 46,008.28

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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.