Home / 67,400.60-101,064.45-27,961.70

Finding the Fourth Proportional to 67,400.60, 101,064.45 and 27,961.70

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Solution

The fourth proportional to 67,400.60, 101,064.45 and 27,961.70 is: 41,927.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,400.60 : 101,064.45 = 27,961.70 : x
  2. Step 2: Convert to fraction form
    67,400.60/101,064.45 = 27,961.70/x
  3. Step 3: Cross multiply
    67,400.60x = 101,064.45 × 27,961.70
  4. Step 4: Simplify right side
    67,400.60x = 2,825,933,831.57
  5. Step 5: Solve for x
    x = 2,825,933,831.57/67,400.60
  6. Step 6: Final answer
    x = 41,927.43

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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.