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Finding the Fourth Proportional to 181,000.80, 271,501.20 and 114,734.70

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Solution

The fourth proportional to 181,000.80, 271,501.20 and 114,734.70 is: 172,102.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,000.80 : 271,501.20 = 114,734.70 : x
  2. Step 2: Convert to fraction form
    181,000.80/271,501.20 = 114,734.70/x
  3. Step 3: Cross multiply
    181,000.80x = 271,501.20 × 114,734.70
  4. Step 4: Simplify right side
    181,000.80x = 31,150,608,731.64
  5. Step 5: Solve for x
    x = 31,150,608,731.64/181,000.80
  6. Step 6: Final answer
    x = 172,102.05

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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.