Home / 107,917.70-148,919.46-60,168.20

Finding the Fourth Proportional to 107,917.70, 148,919.46 and 60,168.20

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Solution

The fourth proportional to 107,917.70, 148,919.46 and 60,168.20 is: 83,028.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,917.70 : 148,919.46 = 60,168.20 : x
  2. Step 2: Convert to fraction form
    107,917.70/148,919.46 = 60,168.20/x
  3. Step 3: Cross multiply
    107,917.70x = 148,919.46 × 60,168.20
  4. Step 4: Simplify right side
    107,917.70x = 8,960,215,853.17
  5. Step 5: Solve for x
    x = 8,960,215,853.17/107,917.70
  6. Step 6: Final answer
    x = 83,028.23

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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.