Home / 107,919.80-148,930.98-60,171.56

Finding the Fourth Proportional to 107,919.80, 148,930.98 and 60,171.56

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Solution

The fourth proportional to 107,919.80, 148,930.98 and 60,171.56 is: 83,037.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,919.80 : 148,930.98 = 60,171.56 : x
  2. Step 2: Convert to fraction form
    107,919.80/148,930.98 = 60,171.56/x
  3. Step 3: Cross multiply
    107,919.80x = 148,930.98 × 60,171.56
  4. Step 4: Simplify right side
    107,919.80x = 8,961,409,398.93
  5. Step 5: Solve for x
    x = 8,961,409,398.93/107,919.80
  6. Step 6: Final answer
    x = 83,037.68

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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.