Home / 107,712.29-148,620.44-62,373.96

Finding the Fourth Proportional to 107,712.29, 148,620.44 and 62,373.96

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Solution

The fourth proportional to 107,712.29, 148,620.44 and 62,373.96 is: 86,063.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,712.29 : 148,620.44 = 62,373.96 : x
  2. Step 2: Convert to fraction form
    107,712.29/148,620.44 = 62,373.96/x
  3. Step 3: Cross multiply
    107,712.29x = 148,620.44 × 62,373.96
  4. Step 4: Simplify right side
    107,712.29x = 9,270,045,067.87
  5. Step 5: Solve for x
    x = 9,270,045,067.87/107,712.29
  6. Step 6: Final answer
    x = 86,063.02

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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.