Home / 198,223.86-273,550.92-107,580.62

Finding the Fourth Proportional to 198,223.86, 273,550.92 and 107,580.62

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Solution

The fourth proportional to 198,223.86, 273,550.92 and 107,580.62 is: 148,462.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,223.86 : 273,550.92 = 107,580.62 : x
  2. Step 2: Convert to fraction form
    198,223.86/273,550.92 = 107,580.62/x
  3. Step 3: Cross multiply
    198,223.86x = 273,550.92 × 107,580.62
  4. Step 4: Simplify right side
    198,223.86x = 29,428,777,575.17
  5. Step 5: Solve for x
    x = 29,428,777,575.17/198,223.86
  6. Step 6: Final answer
    x = 148,462.34

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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.