Home / 107,786.60-148,750.08-60,039.96

Finding the Fourth Proportional to 107,786.60, 148,750.08 and 60,039.96

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Solution

The fourth proportional to 107,786.60, 148,750.08 and 60,039.96 is: 82,857.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,786.60 : 148,750.08 = 60,039.96 : x
  2. Step 2: Convert to fraction form
    107,786.60/148,750.08 = 60,039.96/x
  3. Step 3: Cross multiply
    107,786.60x = 148,750.08 × 60,039.96
  4. Step 4: Simplify right side
    107,786.60x = 8,930,948,853.20
  5. Step 5: Solve for x
    x = 8,930,948,853.20/107,786.60
  6. Step 6: Final answer
    x = 82,857.69

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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.