Home / 58,691.20-88,231.20-50,137.60

Finding the Fourth Proportional to 58,691.20, 88,231.20 and 50,137.60

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Solution

The fourth proportional to 58,691.20, 88,231.20 and 50,137.60 is: 75,372.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,691.20 : 88,231.20 = 50,137.60 : x
  2. Step 2: Convert to fraction form
    58,691.20/88,231.20 = 50,137.60/x
  3. Step 3: Cross multiply
    58,691.20x = 88,231.20 × 50,137.60
  4. Step 4: Simplify right side
    58,691.20x = 4,423,700,613.12
  5. Step 5: Solve for x
    x = 4,423,700,613.12/58,691.20
  6. Step 6: Final answer
    x = 75,372.47

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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.