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Finding the Fourth Proportional to 181,335.60, 272,003.40 and 114,850.80

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Solution

The fourth proportional to 181,335.60, 272,003.40 and 114,850.80 is: 172,276.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,335.60 : 272,003.40 = 114,850.80 : x
  2. Step 2: Convert to fraction form
    181,335.60/272,003.40 = 114,850.80/x
  3. Step 3: Cross multiply
    181,335.60x = 272,003.40 × 114,850.80
  4. Step 4: Simplify right side
    181,335.60x = 31,239,808,092.72
  5. Step 5: Solve for x
    x = 31,239,808,092.72/181,335.60
  6. Step 6: Final answer
    x = 172,276.20

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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.