Home / 181,405.56-272,108.92-55,046.86

Finding the Fourth Proportional to 181,405.56, 272,108.92 and 55,046.86

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Solution

The fourth proportional to 181,405.56, 272,108.92 and 55,046.86 is: 82,570.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,405.56 : 272,108.92 = 55,046.86 : x
  2. Step 2: Convert to fraction form
    181,405.56/272,108.92 = 55,046.86/x
  3. Step 3: Cross multiply
    181,405.56x = 272,108.92 × 55,046.86
  4. Step 4: Simplify right side
    181,405.56x = 14,978,741,623.99
  5. Step 5: Solve for x
    x = 14,978,741,623.99/181,405.56
  6. Step 6: Final answer
    x = 82,570.47

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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.