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Finding the Fourth Proportional to 178,266.56, 267,219.63 and 111,753.32

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Solution

The fourth proportional to 178,266.56, 267,219.63 and 111,753.32 is: 167,517.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,266.56 : 267,219.63 = 111,753.32 : x
  2. Step 2: Convert to fraction form
    178,266.56/267,219.63 = 111,753.32/x
  3. Step 3: Cross multiply
    178,266.56x = 267,219.63 × 111,753.32
  4. Step 4: Simplify right side
    178,266.56x = 29,862,680,821.67
  5. Step 5: Solve for x
    x = 29,862,680,821.67/178,266.56
  6. Step 6: Final answer
    x = 167,517.01

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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.