Home / 67,556.31-101,252.55-49,620.69

Finding the Fourth Proportional to 67,556.31, 101,252.55 and 49,620.69

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Solution

The fourth proportional to 67,556.31, 101,252.55 and 49,620.69 is: 74,370.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,556.31 : 101,252.55 = 49,620.69 : x
  2. Step 2: Convert to fraction form
    67,556.31/101,252.55 = 49,620.69/x
  3. Step 3: Cross multiply
    67,556.31x = 101,252.55 × 49,620.69
  4. Step 4: Simplify right side
    67,556.31x = 5,024,221,395.26
  5. Step 5: Solve for x
    x = 5,024,221,395.26/67,556.31
  6. Step 6: Final answer
    x = 74,370.87

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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.