Home / 75,106.46-103,651.92-43,277.42

Finding the Fourth Proportional to 75,106.46, 103,651.92 and 43,277.42

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Solution

The fourth proportional to 75,106.46, 103,651.92 and 43,277.42 is: 59,725.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,106.46 : 103,651.92 = 43,277.42 : x
  2. Step 2: Convert to fraction form
    75,106.46/103,651.92 = 43,277.42/x
  3. Step 3: Cross multiply
    75,106.46x = 103,651.92 × 43,277.42
  4. Step 4: Simplify right side
    75,106.46x = 4,485,787,675.65
  5. Step 5: Solve for x
    x = 4,485,787,675.65/75,106.46
  6. Step 6: Final answer
    x = 59,725.72

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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.