Home / 67,087.60-92,573.45-40,231.24

Finding the Fourth Proportional to 67,087.60, 92,573.45 and 40,231.24

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Solution

The fourth proportional to 67,087.60, 92,573.45 and 40,231.24 is: 55,514.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,087.60 : 92,573.45 = 40,231.24 : x
  2. Step 2: Convert to fraction form
    67,087.60/92,573.45 = 40,231.24/x
  3. Step 3: Cross multiply
    67,087.60x = 92,573.45 × 40,231.24
  4. Step 4: Simplify right side
    67,087.60x = 3,724,344,402.86
  5. Step 5: Solve for x
    x = 3,724,344,402.86/67,087.60
  6. Step 6: Final answer
    x = 55,514.65

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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.