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Finding the Fourth Proportional to 177,364.70, 266,059.85 and 107,092.70

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Solution

The fourth proportional to 177,364.70, 266,059.85 and 107,092.70 is: 160,646.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,364.70 : 266,059.85 = 107,092.70 : x
  2. Step 2: Convert to fraction form
    177,364.70/266,059.85 = 107,092.70/x
  3. Step 3: Cross multiply
    177,364.70x = 266,059.85 × 107,092.70
  4. Step 4: Simplify right side
    177,364.70x = 28,493,067,698.10
  5. Step 5: Solve for x
    x = 28,493,067,698.10/177,364.70
  6. Step 6: Final answer
    x = 160,646.78

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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.