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Finding the Fourth Proportional to 267,851.25, 401,772.45 and 107,923.29

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Solution

The fourth proportional to 267,851.25, 401,772.45 and 107,923.29 is: 161,883.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,851.25 : 401,772.45 = 107,923.29 : x
  2. Step 2: Convert to fraction form
    267,851.25/401,772.45 = 107,923.29/x
  3. Step 3: Cross multiply
    267,851.25x = 401,772.45 × 107,923.29
  4. Step 4: Simplify right side
    267,851.25x = 43,360,604,635.36
  5. Step 5: Solve for x
    x = 43,360,604,635.36/267,851.25
  6. Step 6: Final answer
    x = 161,883.15

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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.