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Finding the Fourth Proportional to 177,800.60, 266,873.70 and 107,816.60

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Solution

The fourth proportional to 177,800.60, 266,873.70 and 107,816.60 is: 161,829.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,800.60 : 266,873.70 = 107,816.60 : x
  2. Step 2: Convert to fraction form
    177,800.60/266,873.70 = 107,816.60/x
  3. Step 3: Cross multiply
    177,800.60x = 266,873.70 × 107,816.60
  4. Step 4: Simplify right side
    177,800.60x = 28,773,414,963.42
  5. Step 5: Solve for x
    x = 28,773,414,963.42/177,800.60
  6. Step 6: Final answer
    x = 161,829.68

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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.