Home / 181,399.57-272,119.20-61,543.06

Finding the Fourth Proportional to 181,399.57, 272,119.20 and 61,543.06

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Solution

The fourth proportional to 181,399.57, 272,119.20 and 61,543.06 is: 92,321.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,399.57 : 272,119.20 = 61,543.06 : x
  2. Step 2: Convert to fraction form
    181,399.57/272,119.20 = 61,543.06/x
  3. Step 3: Cross multiply
    181,399.57x = 272,119.20 × 61,543.06
  4. Step 4: Simplify right side
    181,399.57x = 16,747,048,252.75
  5. Step 5: Solve for x
    x = 16,747,048,252.75/181,399.57
  6. Step 6: Final answer
    x = 92,321.32

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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.