Home / 37,177.85-55,760.31-12,218.06

Finding the Fourth Proportional to 37,177.85, 55,760.31 and 12,218.06

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Solution

The fourth proportional to 37,177.85, 55,760.31 and 12,218.06 is: 18,324.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,177.85 : 55,760.31 = 12,218.06 : x
  2. Step 2: Convert to fraction form
    37,177.85/55,760.31 = 12,218.06/x
  3. Step 3: Cross multiply
    37,177.85x = 55,760.31 × 12,218.06
  4. Step 4: Simplify right side
    37,177.85x = 681,282,534.40
  5. Step 5: Solve for x
    x = 681,282,534.40/37,177.85
  6. Step 6: Final answer
    x = 18,324.96

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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.