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Finding the Fourth Proportional to 267,372.52, 368,974.06 and 148,140.52

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Solution

The fourth proportional to 267,372.52, 368,974.06 and 148,140.52 is: 204,433.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,372.52 : 368,974.06 = 148,140.52 : x
  2. Step 2: Convert to fraction form
    267,372.52/368,974.06 = 148,140.52/x
  3. Step 3: Cross multiply
    267,372.52x = 368,974.06 × 148,140.52
  4. Step 4: Simplify right side
    267,372.52x = 54,660,009,114.91
  5. Step 5: Solve for x
    x = 54,660,009,114.91/267,372.52
  6. Step 6: Final answer
    x = 204,433.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.