Home / 107,964.53-148,991.31-60,220.97

Finding the Fourth Proportional to 107,964.53, 148,991.31 and 60,220.97

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Solution

The fourth proportional to 107,964.53, 148,991.31 and 60,220.97 is: 83,105.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,964.53 : 148,991.31 = 60,220.97 : x
  2. Step 2: Convert to fraction form
    107,964.53/148,991.31 = 60,220.97/x
  3. Step 3: Cross multiply
    107,964.53x = 148,991.31 × 60,220.97
  4. Step 4: Simplify right side
    107,964.53x = 8,972,401,209.77
  5. Step 5: Solve for x
    x = 8,972,401,209.77/107,964.53
  6. Step 6: Final answer
    x = 83,105.08

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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.