Home / 181,205.02-271,687.56-86,449.83

Finding the Fourth Proportional to 181,205.02, 271,687.56 and 86,449.83

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Solution

The fourth proportional to 181,205.02, 271,687.56 and 86,449.83 is: 129,617.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,205.02 : 271,687.56 = 86,449.83 : x
  2. Step 2: Convert to fraction form
    181,205.02/271,687.56 = 86,449.83/x
  3. Step 3: Cross multiply
    181,205.02x = 271,687.56 × 86,449.83
  4. Step 4: Simplify right side
    181,205.02x = 23,487,343,699.30
  5. Step 5: Solve for x
    x = 23,487,343,699.30/181,205.02
  6. Step 6: Final answer
    x = 129,617.51

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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.