Home / 283,535.20-391,105.56-168,736.88

Finding the Fourth Proportional to 283,535.20, 391,105.56 and 168,736.88

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Solution

The fourth proportional to 283,535.20, 391,105.56 and 168,736.88 is: 232,753.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,535.20 : 391,105.56 = 168,736.88 : x
  2. Step 2: Convert to fraction form
    283,535.20/391,105.56 = 168,736.88/x
  3. Step 3: Cross multiply
    283,535.20x = 391,105.56 × 168,736.88
  4. Step 4: Simplify right side
    283,535.20x = 65,993,931,945.05
  5. Step 5: Solve for x
    x = 65,993,931,945.05/283,535.20
  6. Step 6: Final answer
    x = 232,753.93

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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.