Home / 107,734.25-148,632.91-62,395.72

Finding the Fourth Proportional to 107,734.25, 148,632.91 and 62,395.72

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Solution

The fourth proportional to 107,734.25, 148,632.91 and 62,395.72 is: 86,082.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,734.25 : 148,632.91 = 62,395.72 : x
  2. Step 2: Convert to fraction form
    107,734.25/148,632.91 = 62,395.72/x
  3. Step 3: Cross multiply
    107,734.25x = 148,632.91 × 62,395.72
  4. Step 4: Simplify right side
    107,734.25x = 9,274,056,907.57
  5. Step 5: Solve for x
    x = 9,274,056,907.57/107,734.25
  6. Step 6: Final answer
    x = 86,082.71

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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.