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Finding the Fourth Proportional to 267,510.53, 401,149.14 and 101,181.89

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Solution

The fourth proportional to 267,510.53, 401,149.14 and 101,181.89 is: 151,728.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,510.53 : 401,149.14 = 101,181.89 : x
  2. Step 2: Convert to fraction form
    267,510.53/401,149.14 = 101,181.89/x
  3. Step 3: Cross multiply
    267,510.53x = 401,149.14 × 101,181.89
  4. Step 4: Simplify right side
    267,510.53x = 40,589,028,157.07
  5. Step 5: Solve for x
    x = 40,589,028,157.07/267,510.53
  6. Step 6: Final answer
    x = 151,728.71

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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.