Home / 75,103.42-103,635.66-44,882.72

Finding the Fourth Proportional to 75,103.42, 103,635.66 and 44,882.72

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Solution

The fourth proportional to 75,103.42, 103,635.66 and 44,882.72 is: 61,933.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,103.42 : 103,635.66 = 44,882.72 : x
  2. Step 2: Convert to fraction form
    75,103.42/103,635.66 = 44,882.72/x
  3. Step 3: Cross multiply
    75,103.42x = 103,635.66 × 44,882.72
  4. Step 4: Simplify right side
    75,103.42x = 4,651,450,309.80
  5. Step 5: Solve for x
    x = 4,651,450,309.80/75,103.42
  6. Step 6: Final answer
    x = 61,933.93

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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.