Home / 268,747.92-370,864.24-147,889.12

Finding the Fourth Proportional to 268,747.92, 370,864.24 and 147,889.12

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Solution

The fourth proportional to 268,747.92, 370,864.24 and 147,889.12 is: 204,082.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,747.92 : 370,864.24 = 147,889.12 : x
  2. Step 2: Convert to fraction form
    268,747.92/370,864.24 = 147,889.12/x
  3. Step 3: Cross multiply
    268,747.92x = 370,864.24 × 147,889.12
  4. Step 4: Simplify right side
    268,747.92x = 54,846,786,093.07
  5. Step 5: Solve for x
    x = 54,846,786,093.07/268,747.92
  6. Step 6: Final answer
    x = 204,082.64

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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.