Home / 106,015.79-146,310.15-60,708.03

Finding the Fourth Proportional to 106,015.79, 146,310.15 and 60,708.03

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Solution

The fourth proportional to 106,015.79, 146,310.15 and 60,708.03 is: 83,781.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,015.79 : 146,310.15 = 60,708.03 : x
  2. Step 2: Convert to fraction form
    106,015.79/146,310.15 = 60,708.03/x
  3. Step 3: Cross multiply
    106,015.79x = 146,310.15 × 60,708.03
  4. Step 4: Simplify right side
    106,015.79x = 8,882,200,975.50
  5. Step 5: Solve for x
    x = 8,882,200,975.50/106,015.79
  6. Step 6: Final answer
    x = 83,781.87

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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.