Home / 154,240.17-231,242.97-106,728.96

Finding the Fourth Proportional to 154,240.17, 231,242.97 and 106,728.96

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Solution

The fourth proportional to 154,240.17, 231,242.97 and 106,728.96 is: 160,012.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,240.17 : 231,242.97 = 106,728.96 : x
  2. Step 2: Convert to fraction form
    154,240.17/231,242.97 = 106,728.96/x
  3. Step 3: Cross multiply
    154,240.17x = 231,242.97 × 106,728.96
  4. Step 4: Simplify right side
    154,240.17x = 24,680,321,695.41
  5. Step 5: Solve for x
    x = 24,680,321,695.41/154,240.17
  6. Step 6: Final answer
    x = 160,012.28

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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.