Home / 89,474.52-123,476.36-49,189.96

Finding the Fourth Proportional to 89,474.52, 123,476.36 and 49,189.96

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Solution

The fourth proportional to 89,474.52, 123,476.36 and 49,189.96 is: 67,882.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,474.52 : 123,476.36 = 49,189.96 : x
  2. Step 2: Convert to fraction form
    89,474.52/123,476.36 = 49,189.96/x
  3. Step 3: Cross multiply
    89,474.52x = 123,476.36 × 49,189.96
  4. Step 4: Simplify right side
    89,474.52x = 6,073,797,209.35
  5. Step 5: Solve for x
    x = 6,073,797,209.35/89,474.52
  6. Step 6: Final answer
    x = 67,882.98

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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.