Home / 181,263.78-271,458.18-109,008.90

Finding the Fourth Proportional to 181,263.78, 271,458.18 and 109,008.90

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Solution

The fourth proportional to 181,263.78, 271,458.18 and 109,008.90 is: 163,250.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,263.78 : 271,458.18 = 109,008.90 : x
  2. Step 2: Convert to fraction form
    181,263.78/271,458.18 = 109,008.90/x
  3. Step 3: Cross multiply
    181,263.78x = 271,458.18 × 109,008.90
  4. Step 4: Simplify right side
    181,263.78x = 29,591,357,597.80
  5. Step 5: Solve for x
    x = 29,591,357,597.80/181,263.78
  6. Step 6: Final answer
    x = 163,250.25

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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.