Home / 267,916.48-369,330-204,143.68

Finding the Fourth Proportional to 267,916.48, 369,330 and 204,143.68

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Solution

The fourth proportional to 267,916.48, 369,330 and 204,143.68 is: 281,417.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,916.48 : 369,330 = 204,143.68 : x
  2. Step 2: Convert to fraction form
    267,916.48/369,330 = 204,143.68/x
  3. Step 3: Cross multiply
    267,916.48x = 369,330 × 204,143.68
  4. Step 4: Simplify right side
    267,916.48x = 75,396,385,334.40
  5. Step 5: Solve for x
    x = 75,396,385,334.40/267,916.48
  6. Step 6: Final answer
    x = 281,417.50

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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.