Home / 159,225.46-238,517.62-73,715.78

Finding the Fourth Proportional to 159,225.46, 238,517.62 and 73,715.78

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Solution

The fourth proportional to 159,225.46, 238,517.62 and 73,715.78 is: 110,425.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,225.46 : 238,517.62 = 73,715.78 : x
  2. Step 2: Convert to fraction form
    159,225.46/238,517.62 = 73,715.78/x
  3. Step 3: Cross multiply
    159,225.46x = 238,517.62 × 73,715.78
  4. Step 4: Simplify right side
    159,225.46x = 17,582,512,402.04
  5. Step 5: Solve for x
    x = 17,582,512,402.04/159,225.46
  6. Step 6: Final answer
    x = 110,425.26

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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.