Home / 87,527.52-131,200.56-40,741.92

Finding the Fourth Proportional to 87,527.52, 131,200.56 and 40,741.92

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Solution

The fourth proportional to 87,527.52, 131,200.56 and 40,741.92 is: 61,070.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,527.52 : 131,200.56 = 40,741.92 : x
  2. Step 2: Convert to fraction form
    87,527.52/131,200.56 = 40,741.92/x
  3. Step 3: Cross multiply
    87,527.52x = 131,200.56 × 40,741.92
  4. Step 4: Simplify right side
    87,527.52x = 5,345,362,719.48
  5. Step 5: Solve for x
    x = 5,345,362,719.48/87,527.52
  6. Step 6: Final answer
    x = 61,070.65

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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.