Home / 125,195.94-172,770.17-67,836.82

Finding the Fourth Proportional to 125,195.94, 172,770.17 and 67,836.82

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Solution

The fourth proportional to 125,195.94, 172,770.17 and 67,836.82 is: 93,614.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,195.94 : 172,770.17 = 67,836.82 : x
  2. Step 2: Convert to fraction form
    125,195.94/172,770.17 = 67,836.82/x
  3. Step 3: Cross multiply
    125,195.94x = 172,770.17 × 67,836.82
  4. Step 4: Simplify right side
    125,195.94x = 11,720,178,152.55
  5. Step 5: Solve for x
    x = 11,720,178,152.55/125,195.94
  6. Step 6: Final answer
    x = 93,614.68

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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.