Home / 205,076.80-307,659.52-62,921.92

Finding the Fourth Proportional to 205,076.80, 307,659.52 and 62,921.92

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Solution

The fourth proportional to 205,076.80, 307,659.52 and 62,921.92 is: 94,396.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,076.80 : 307,659.52 = 62,921.92 : x
  2. Step 2: Convert to fraction form
    205,076.80/307,659.52 = 62,921.92/x
  3. Step 3: Cross multiply
    205,076.80x = 307,659.52 × 62,921.92
  4. Step 4: Simplify right side
    205,076.80x = 19,358,527,704.68
  5. Step 5: Solve for x
    x = 19,358,527,704.68/205,076.80
  6. Step 6: Final answer
    x = 94,396.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.