Home / 74,449.26-111,488.94-52,158.06

Finding the Fourth Proportional to 74,449.26, 111,488.94 and 52,158.06

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Solution

The fourth proportional to 74,449.26, 111,488.94 and 52,158.06 is: 78,107.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,449.26 : 111,488.94 = 52,158.06 : x
  2. Step 2: Convert to fraction form
    74,449.26/111,488.94 = 52,158.06/x
  3. Step 3: Cross multiply
    74,449.26x = 111,488.94 × 52,158.06
  4. Step 4: Simplify right side
    74,449.26x = 5,815,046,821.86
  5. Step 5: Solve for x
    x = 5,815,046,821.86/74,449.26
  6. Step 6: Final answer
    x = 78,107.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.