Home / 75,247.44-103,839.88-41,712.72

Finding the Fourth Proportional to 75,247.44, 103,839.88 and 41,712.72

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Solution

The fourth proportional to 75,247.44, 103,839.88 and 41,712.72 is: 57,562.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,247.44 : 103,839.88 = 41,712.72 : x
  2. Step 2: Convert to fraction form
    75,247.44/103,839.88 = 41,712.72/x
  3. Step 3: Cross multiply
    75,247.44x = 103,839.88 × 41,712.72
  4. Step 4: Simplify right side
    75,247.44x = 4,331,443,839.27
  5. Step 5: Solve for x
    x = 4,331,443,839.27/75,247.44
  6. Step 6: Final answer
    x = 57,562.67

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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.