Home / 75,834.23-113,753.97-28,444.37

Finding the Fourth Proportional to 75,834.23, 113,753.97 and 28,444.37

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Solution

The fourth proportional to 75,834.23, 113,753.97 and 28,444.37 is: 42,667.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,834.23 : 113,753.97 = 28,444.37 : x
  2. Step 2: Convert to fraction form
    75,834.23/113,753.97 = 28,444.37/x
  3. Step 3: Cross multiply
    75,834.23x = 113,753.97 × 28,444.37
  4. Step 4: Simplify right side
    75,834.23x = 3,235,659,442.88
  5. Step 5: Solve for x
    x = 3,235,659,442.88/75,834.23
  6. Step 6: Final answer
    x = 42,667.53

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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.