Home / 392,868.11-588,809.13-167,964.20

Finding the Fourth Proportional to 392,868.11, 588,809.13 and 167,964.20

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Solution

The fourth proportional to 392,868.11, 588,809.13 and 167,964.20 is: 251,735.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,868.11 : 588,809.13 = 167,964.20 : x
  2. Step 2: Convert to fraction form
    392,868.11/588,809.13 = 167,964.20/x
  3. Step 3: Cross multiply
    392,868.11x = 588,809.13 × 167,964.20
  4. Step 4: Simplify right side
    392,868.11x = 98,898,854,473.15
  5. Step 5: Solve for x
    x = 98,898,854,473.15/392,868.11
  6. Step 6: Final answer
    x = 251,735.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.