Home / 87,070.23-130,520.53-44,997.79

Finding the Fourth Proportional to 87,070.23, 130,520.53 and 44,997.79

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Solution

The fourth proportional to 87,070.23, 130,520.53 and 44,997.79 is: 67,452.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,070.23 : 130,520.53 = 44,997.79 : x
  2. Step 2: Convert to fraction form
    87,070.23/130,520.53 = 44,997.79/x
  3. Step 3: Cross multiply
    87,070.23x = 130,520.53 × 44,997.79
  4. Step 4: Simplify right side
    87,070.23x = 5,873,135,399.63
  5. Step 5: Solve for x
    x = 5,873,135,399.63/87,070.23
  6. Step 6: Final answer
    x = 67,452.85

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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.