Home / 44,720.76-67,112-18,425.56

Finding the Fourth Proportional to 44,720.76, 67,112 and 18,425.56

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Solution

The fourth proportional to 44,720.76, 67,112 and 18,425.56 is: 27,651.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,720.76 : 67,112 = 18,425.56 : x
  2. Step 2: Convert to fraction form
    44,720.76/67,112 = 18,425.56/x
  3. Step 3: Cross multiply
    44,720.76x = 67,112 × 18,425.56
  4. Step 4: Simplify right side
    44,720.76x = 1,236,576,182.72
  5. Step 5: Solve for x
    x = 1,236,576,182.72/44,720.76
  6. Step 6: Final answer
    x = 27,651.05

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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.