Home / 67,934.66-101,867.30-39,909.46

Finding the Fourth Proportional to 67,934.66, 101,867.30 and 39,909.46

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Solution

The fourth proportional to 67,934.66, 101,867.30 and 39,909.46 is: 59,843.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,934.66 : 101,867.30 = 39,909.46 : x
  2. Step 2: Convert to fraction form
    67,934.66/101,867.30 = 39,909.46/x
  3. Step 3: Cross multiply
    67,934.66x = 101,867.30 × 39,909.46
  4. Step 4: Simplify right side
    67,934.66x = 4,065,468,934.66
  5. Step 5: Solve for x
    x = 4,065,468,934.66/67,934.66
  6. Step 6: Final answer
    x = 59,843.81

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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.