Home / 181,134.54-271,751.02-128,876.18

Finding the Fourth Proportional to 181,134.54, 271,751.02 and 128,876.18

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Solution

The fourth proportional to 181,134.54, 271,751.02 and 128,876.18 is: 193,349.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,134.54 : 271,751.02 = 128,876.18 : x
  2. Step 2: Convert to fraction form
    181,134.54/271,751.02 = 128,876.18/x
  3. Step 3: Cross multiply
    181,134.54x = 271,751.02 × 128,876.18
  4. Step 4: Simplify right side
    181,134.54x = 35,022,231,687.76
  5. Step 5: Solve for x
    x = 35,022,231,687.76/181,134.54
  6. Step 6: Final answer
    x = 193,349.27

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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.