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Finding the Fourth Proportional to 182,187.60, 273,864.60 and 129,958.80

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Solution

The fourth proportional to 182,187.60, 273,864.60 and 129,958.80 is: 195,354.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,187.60 : 273,864.60 = 129,958.80 : x
  2. Step 2: Convert to fraction form
    182,187.60/273,864.60 = 129,958.80/x
  3. Step 3: Cross multiply
    182,187.60x = 273,864.60 × 129,958.80
  4. Step 4: Simplify right side
    182,187.60x = 35,591,114,778.48
  5. Step 5: Solve for x
    x = 35,591,114,778.48/182,187.60
  6. Step 6: Final answer
    x = 195,354.21

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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.