Home / 194,000.91-267,690.39-109,101.57

Finding the Fourth Proportional to 194,000.91, 267,690.39 and 109,101.57

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Solution

The fourth proportional to 194,000.91, 267,690.39 and 109,101.57 is: 150,542.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,000.91 : 267,690.39 = 109,101.57 : x
  2. Step 2: Convert to fraction form
    194,000.91/267,690.39 = 109,101.57/x
  3. Step 3: Cross multiply
    194,000.91x = 267,690.39 × 109,101.57
  4. Step 4: Simplify right side
    194,000.91x = 29,205,441,822.91
  5. Step 5: Solve for x
    x = 29,205,441,822.91/194,000.91
  6. Step 6: Final answer
    x = 150,542.81

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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.