Home / 121,264.80-167,350.58-67,549.83

Finding the Fourth Proportional to 121,264.80, 167,350.58 and 67,549.83

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Solution

The fourth proportional to 121,264.80, 167,350.58 and 67,549.83 is: 93,221.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,264.80 : 167,350.58 = 67,549.83 : x
  2. Step 2: Convert to fraction form
    121,264.80/167,350.58 = 67,549.83/x
  3. Step 3: Cross multiply
    121,264.80x = 167,350.58 × 67,549.83
  4. Step 4: Simplify right side
    121,264.80x = 11,304,502,891.65
  5. Step 5: Solve for x
    x = 11,304,502,891.65/121,264.80
  6. Step 6: Final answer
    x = 93,221.63

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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.