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Finding the Fourth Proportional to 177,338.60, 266,007.90 and 110,853.80

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Solution

The fourth proportional to 177,338.60, 266,007.90 and 110,853.80 is: 166,280.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,338.60 : 266,007.90 = 110,853.80 : x
  2. Step 2: Convert to fraction form
    177,338.60/266,007.90 = 110,853.80/x
  3. Step 3: Cross multiply
    177,338.60x = 266,007.90 × 110,853.80
  4. Step 4: Simplify right side
    177,338.60x = 29,487,986,545.02
  5. Step 5: Solve for x
    x = 29,487,986,545.02/177,338.60
  6. Step 6: Final answer
    x = 166,280.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.