Home / 267,320.52-401,070.29-87,414.24

Finding the Fourth Proportional to 267,320.52, 401,070.29 and 87,414.24

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Solution

The fourth proportional to 267,320.52, 401,070.29 and 87,414.24 is: 131,150.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,320.52 : 401,070.29 = 87,414.24 : x
  2. Step 2: Convert to fraction form
    267,320.52/401,070.29 = 87,414.24/x
  3. Step 3: Cross multiply
    267,320.52x = 401,070.29 × 87,414.24
  4. Step 4: Simplify right side
    267,320.52x = 35,059,252,581.58
  5. Step 5: Solve for x
    x = 35,059,252,581.58/267,320.52
  6. Step 6: Final answer
    x = 131,150.62

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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.