Home / 268,753.05-370,869.92-147,883.04

Finding the Fourth Proportional to 268,753.05, 370,869.92 and 147,883.04

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Solution

The fourth proportional to 268,753.05, 370,869.92 and 147,883.04 is: 204,073.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,753.05 : 370,869.92 = 147,883.04 : x
  2. Step 2: Convert to fraction form
    268,753.05/370,869.92 = 147,883.04/x
  3. Step 3: Cross multiply
    268,753.05x = 370,869.92 × 147,883.04
  4. Step 4: Simplify right side
    268,753.05x = 54,845,370,288.43
  5. Step 5: Solve for x
    x = 54,845,370,288.43/268,753.05
  6. Step 6: Final answer
    x = 204,073.48

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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.