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Finding the Fourth Proportional to 178,060.42, 267,126.28 and 65,741.32

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Solution

The fourth proportional to 178,060.42, 267,126.28 and 65,741.32 is: 98,625.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,060.42 : 267,126.28 = 65,741.32 : x
  2. Step 2: Convert to fraction form
    178,060.42/267,126.28 = 65,741.32/x
  3. Step 3: Cross multiply
    178,060.42x = 267,126.28 × 65,741.32
  4. Step 4: Simplify right side
    178,060.42x = 17,561,234,253.89
  5. Step 5: Solve for x
    x = 17,561,234,253.89/178,060.42
  6. Step 6: Final answer
    x = 98,625.14

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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.