Home / 181,811.12-272,757.98-55,462.66

Finding the Fourth Proportional to 181,811.12, 272,757.98 and 55,462.66

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Solution

The fourth proportional to 181,811.12, 272,757.98 and 55,462.66 is: 83,206.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,811.12 : 272,757.98 = 55,462.66 : x
  2. Step 2: Convert to fraction form
    181,811.12/272,757.98 = 55,462.66/x
  3. Step 3: Cross multiply
    181,811.12x = 272,757.98 × 55,462.66
  4. Step 4: Simplify right side
    181,811.12x = 15,127,882,563.79
  5. Step 5: Solve for x
    x = 15,127,882,563.79/181,811.12
  6. Step 6: Final answer
    x = 83,206.59

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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.