Home / 193,429.40-266,951.76-108,546.80

Finding the Fourth Proportional to 193,429.40, 266,951.76 and 108,546.80

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Solution

The fourth proportional to 193,429.40, 266,951.76 and 108,546.80 is: 149,805.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,429.40 : 266,951.76 = 108,546.80 : x
  2. Step 2: Convert to fraction form
    193,429.40/266,951.76 = 108,546.80/x
  3. Step 3: Cross multiply
    193,429.40x = 266,951.76 × 108,546.80
  4. Step 4: Simplify right side
    193,429.40x = 28,976,759,562.70
  5. Step 5: Solve for x
    x = 28,976,759,562.70/193,429.40
  6. Step 6: Final answer
    x = 149,805.35

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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.