Home / 75,704.76-104,449.43-43,867.50

Finding the Fourth Proportional to 75,704.76, 104,449.43 and 43,867.50

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Solution

The fourth proportional to 75,704.76, 104,449.43 and 43,867.50 is: 60,523.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,704.76 : 104,449.43 = 43,867.50 : x
  2. Step 2: Convert to fraction form
    75,704.76/104,449.43 = 43,867.50/x
  3. Step 3: Cross multiply
    75,704.76x = 104,449.43 × 43,867.50
  4. Step 4: Simplify right side
    75,704.76x = 4,581,935,370.53
  5. Step 5: Solve for x
    x = 4,581,935,370.53/75,704.76
  6. Step 6: Final answer
    x = 60,523.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.