Home / 181,928.30-272,892.45-132,356.30

Finding the Fourth Proportional to 181,928.30, 272,892.45 and 132,356.30

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Solution

The fourth proportional to 181,928.30, 272,892.45 and 132,356.30 is: 198,534.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,928.30 : 272,892.45 = 132,356.30 : x
  2. Step 2: Convert to fraction form
    181,928.30/272,892.45 = 132,356.30/x
  3. Step 3: Cross multiply
    181,928.30x = 272,892.45 × 132,356.30
  4. Step 4: Simplify right side
    181,928.30x = 36,119,034,979.94
  5. Step 5: Solve for x
    x = 36,119,034,979.94/181,928.30
  6. Step 6: Final answer
    x = 198,534.45

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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.