Home / 83,463.96-115,180.11-45,224.55

Finding the Fourth Proportional to 83,463.96, 115,180.11 and 45,224.55

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Solution

The fourth proportional to 83,463.96, 115,180.11 and 45,224.55 is: 62,409.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,463.96 : 115,180.11 = 45,224.55 : x
  2. Step 2: Convert to fraction form
    83,463.96/115,180.11 = 45,224.55/x
  3. Step 3: Cross multiply
    83,463.96x = 115,180.11 × 45,224.55
  4. Step 4: Simplify right side
    83,463.96x = 5,208,968,067.80
  5. Step 5: Solve for x
    x = 5,208,968,067.80/83,463.96
  6. Step 6: Final answer
    x = 62,409.79

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1.5x scale

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.