Home / 107,817.12-148,783.68-60,067.98

Finding the Fourth Proportional to 107,817.12, 148,783.68 and 60,067.98

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Solution

The fourth proportional to 107,817.12, 148,783.68 and 60,067.98 is: 82,891.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,817.12 : 148,783.68 = 60,067.98 : x
  2. Step 2: Convert to fraction form
    107,817.12/148,783.68 = 60,067.98/x
  3. Step 3: Cross multiply
    107,817.12x = 148,783.68 × 60,067.98
  4. Step 4: Simplify right side
    107,817.12x = 8,937,135,114.57
  5. Step 5: Solve for x
    x = 8,937,135,114.57/107,817.12
  6. Step 6: Final answer
    x = 82,891.61

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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.