Home / 123,463.35-170,377.92-75,049.23

Finding the Fourth Proportional to 123,463.35, 170,377.92 and 75,049.23

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Solution

The fourth proportional to 123,463.35, 170,377.92 and 75,049.23 is: 103,567.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,463.35 : 170,377.92 = 75,049.23 : x
  2. Step 2: Convert to fraction form
    123,463.35/170,377.92 = 75,049.23/x
  3. Step 3: Cross multiply
    123,463.35x = 170,377.92 × 75,049.23
  4. Step 4: Simplify right side
    123,463.35x = 12,786,731,705.00
  5. Step 5: Solve for x
    x = 12,786,731,705.00/123,463.35
  6. Step 6: Final answer
    x = 103,567.02

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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.