Home / 87,558.52-131,127.22-50,004.78

Finding the Fourth Proportional to 87,558.52, 131,127.22 and 50,004.78

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Solution

The fourth proportional to 87,558.52, 131,127.22 and 50,004.78 is: 74,886.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,558.52 : 131,127.22 = 50,004.78 : x
  2. Step 2: Convert to fraction form
    87,558.52/131,127.22 = 50,004.78/x
  3. Step 3: Cross multiply
    87,558.52x = 131,127.22 × 50,004.78
  4. Step 4: Simplify right side
    87,558.52x = 6,556,987,788.11
  5. Step 5: Solve for x
    x = 6,556,987,788.11/87,558.52
  6. Step 6: Final answer
    x = 74,886.92

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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.