Home / 204,324.17-281,960.25-112,434.87

Finding the Fourth Proportional to 204,324.17, 281,960.25 and 112,434.87

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Solution

The fourth proportional to 204,324.17, 281,960.25 and 112,434.87 is: 155,156.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,324.17 : 281,960.25 = 112,434.87 : x
  2. Step 2: Convert to fraction form
    204,324.17/281,960.25 = 112,434.87/x
  3. Step 3: Cross multiply
    204,324.17x = 281,960.25 × 112,434.87
  4. Step 4: Simplify right side
    204,324.17x = 31,702,162,644.12
  5. Step 5: Solve for x
    x = 31,702,162,644.12/204,324.17
  6. Step 6: Final answer
    x = 155,156.20

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1.5x scale

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.