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Finding the Fourth Proportional to 267,373.06, 401,148.92 and 87,466.69

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Solution

The fourth proportional to 267,373.06, 401,148.92 and 87,466.69 is: 131,229.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,373.06 : 401,148.92 = 87,466.69 : x
  2. Step 2: Convert to fraction form
    267,373.06/401,148.92 = 87,466.69/x
  3. Step 3: Cross multiply
    267,373.06x = 401,148.92 × 87,466.69
  4. Step 4: Simplify right side
    267,373.06x = 35,087,167,792.14
  5. Step 5: Solve for x
    x = 35,087,167,792.14/267,373.06
  6. Step 6: Final answer
    x = 131,229.26

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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.