Home / 123,966.26-171,066.20-67,377.14

Finding the Fourth Proportional to 123,966.26, 171,066.20 and 67,377.14

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Solution

The fourth proportional to 123,966.26, 171,066.20 and 67,377.14 is: 92,976.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,966.26 : 171,066.20 = 67,377.14 : x
  2. Step 2: Convert to fraction form
    123,966.26/171,066.20 = 67,377.14/x
  3. Step 3: Cross multiply
    123,966.26x = 171,066.20 × 67,377.14
  4. Step 4: Simplify right side
    123,966.26x = 11,525,951,306.67
  5. Step 5: Solve for x
    x = 11,525,951,306.67/123,966.26
  6. Step 6: Final answer
    x = 92,976.52

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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.