Home / 181,684.20-272,526.39-81,727.62

Finding the Fourth Proportional to 181,684.20, 272,526.39 and 81,727.62

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Solution

The fourth proportional to 181,684.20, 272,526.39 and 81,727.62 is: 122,591.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,684.20 : 272,526.39 = 81,727.62 : x
  2. Step 2: Convert to fraction form
    181,684.20/272,526.39 = 81,727.62/x
  3. Step 3: Cross multiply
    181,684.20x = 272,526.39 × 81,727.62
  4. Step 4: Simplify right side
    181,684.20x = 22,272,933,241.89
  5. Step 5: Solve for x
    x = 22,272,933,241.89/181,684.20
  6. Step 6: Final answer
    x = 122,591.47

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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.