Home / 75,325.24-103,947.90-43,493.44

Finding the Fourth Proportional to 75,325.24, 103,947.90 and 43,493.44

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Solution

The fourth proportional to 75,325.24, 103,947.90 and 43,493.44 is: 60,020.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,325.24 : 103,947.90 = 43,493.44 : x
  2. Step 2: Convert to fraction form
    75,325.24/103,947.90 = 43,493.44/x
  3. Step 3: Cross multiply
    75,325.24x = 103,947.90 × 43,493.44
  4. Step 4: Simplify right side
    75,325.24x = 4,521,051,751.78
  5. Step 5: Solve for x
    x = 4,521,051,751.78/75,325.24
  6. Step 6: Final answer
    x = 60,020.41

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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.