Home / 106,209.07-146,551.37-60,878.71

Finding the Fourth Proportional to 106,209.07, 146,551.37 and 60,878.71

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Solution

The fourth proportional to 106,209.07, 146,551.37 and 60,878.71 is: 84,002.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,209.07 : 146,551.37 = 60,878.71 : x
  2. Step 2: Convert to fraction form
    106,209.07/146,551.37 = 60,878.71/x
  3. Step 3: Cross multiply
    106,209.07x = 146,551.37 × 60,878.71
  4. Step 4: Simplify right side
    106,209.07x = 8,921,858,202.14
  5. Step 5: Solve for x
    x = 8,921,858,202.14/106,209.07
  6. Step 6: Final answer
    x = 84,002.79

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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.