Home / 181,251.60-271,877.40-172,066.20

Finding the Fourth Proportional to 181,251.60, 271,877.40 and 172,066.20

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Solution

The fourth proportional to 181,251.60, 271,877.40 and 172,066.20 is: 258,099.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,251.60 : 271,877.40 = 172,066.20 : x
  2. Step 2: Convert to fraction form
    181,251.60/271,877.40 = 172,066.20/x
  3. Step 3: Cross multiply
    181,251.60x = 271,877.40 × 172,066.20
  4. Step 4: Simplify right side
    181,251.60x = 46,780,911,083.88
  5. Step 5: Solve for x
    x = 46,780,911,083.88/181,251.60
  6. Step 6: Final answer
    x = 258,099.30

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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.