Home / 176,601.24-243,780.30-108,645.75

Finding the Fourth Proportional to 176,601.24, 243,780.30 and 108,645.75

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Solution

The fourth proportional to 176,601.24, 243,780.30 and 108,645.75 is: 149,974.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,601.24 : 243,780.30 = 108,645.75 : x
  2. Step 2: Convert to fraction form
    176,601.24/243,780.30 = 108,645.75/x
  3. Step 3: Cross multiply
    176,601.24x = 243,780.30 × 108,645.75
  4. Step 4: Simplify right side
    176,601.24x = 26,485,693,528.73
  5. Step 5: Solve for x
    x = 26,485,693,528.73/176,601.24
  6. Step 6: Final answer
    x = 149,974.56

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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.