Home / 106,240.80-146,637.20-60,917.96

Finding the Fourth Proportional to 106,240.80, 146,637.20 and 60,917.96

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Solution

The fourth proportional to 106,240.80, 146,637.20 and 60,917.96 is: 84,081.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,240.80 : 146,637.20 = 60,917.96 : x
  2. Step 2: Convert to fraction form
    106,240.80/146,637.20 = 60,917.96/x
  3. Step 3: Cross multiply
    106,240.80x = 146,637.20 × 60,917.96
  4. Step 4: Simplify right side
    106,240.80x = 8,932,839,084.11
  5. Step 5: Solve for x
    x = 8,932,839,084.11/106,240.80
  6. Step 6: Final answer
    x = 84,081.06

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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.