Home / 67,043.92-92,517.62-40,201.24

Finding the Fourth Proportional to 67,043.92, 92,517.62 and 40,201.24

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Solution

The fourth proportional to 67,043.92, 92,517.62 and 40,201.24 is: 55,475.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,043.92 : 92,517.62 = 40,201.24 : x
  2. Step 2: Convert to fraction form
    67,043.92/92,517.62 = 40,201.24/x
  3. Step 3: Cross multiply
    67,043.92x = 92,517.62 × 40,201.24
  4. Step 4: Simplify right side
    67,043.92x = 3,719,323,045.85
  5. Step 5: Solve for x
    x = 3,719,323,045.85/67,043.92
  6. Step 6: Final answer
    x = 55,475.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.