Home / 67,983.20-101,842-44,538.56

Finding the Fourth Proportional to 67,983.20, 101,842 and 44,538.56

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Solution

The fourth proportional to 67,983.20, 101,842 and 44,538.56 is: 66,720.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,983.20 : 101,842 = 44,538.56 : x
  2. Step 2: Convert to fraction form
    67,983.20/101,842 = 44,538.56/x
  3. Step 3: Cross multiply
    67,983.20x = 101,842 × 44,538.56
  4. Step 4: Simplify right side
    67,983.20x = 4,535,896,027.52
  5. Step 5: Solve for x
    x = 4,535,896,027.52/67,983.20
  6. Step 6: Final answer
    x = 66,720.84

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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.