Home / 176,234.70-243,330.30-108,342.75

Finding the Fourth Proportional to 176,234.70, 243,330.30 and 108,342.75

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Solution

The fourth proportional to 176,234.70, 243,330.30 and 108,342.75 is: 149,590.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,234.70 : 243,330.30 = 108,342.75 : x
  2. Step 2: Convert to fraction form
    176,234.70/243,330.30 = 108,342.75/x
  3. Step 3: Cross multiply
    176,234.70x = 243,330.30 × 108,342.75
  4. Step 4: Simplify right side
    176,234.70x = 26,363,073,860.33
  5. Step 5: Solve for x
    x = 26,363,073,860.33/176,234.70
  6. Step 6: Final answer
    x = 149,590.71

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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.