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Finding the Fourth Proportional to 177,340.60, 266,010.90 and 110,855.80

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Solution

The fourth proportional to 177,340.60, 266,010.90 and 110,855.80 is: 166,283.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,340.60 : 266,010.90 = 110,855.80 : x
  2. Step 2: Convert to fraction form
    177,340.60/266,010.90 = 110,855.80/x
  3. Step 3: Cross multiply
    177,340.60x = 266,010.90 × 110,855.80
  4. Step 4: Simplify right side
    177,340.60x = 29,488,851,128.22
  5. Step 5: Solve for x
    x = 29,488,851,128.22/177,340.60
  6. Step 6: Final answer
    x = 166,283.70

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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.