Home / 198,219.13-273,544.41-107,575.89

Finding the Fourth Proportional to 198,219.13, 273,544.41 and 107,575.89

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Solution

The fourth proportional to 198,219.13, 273,544.41 and 107,575.89 is: 148,455.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,219.13 : 273,544.41 = 107,575.89 : x
  2. Step 2: Convert to fraction form
    198,219.13/273,544.41 = 107,575.89/x
  3. Step 3: Cross multiply
    198,219.13x = 273,544.41 × 107,575.89
  4. Step 4: Simplify right side
    198,219.13x = 29,426,783,360.27
  5. Step 5: Solve for x
    x = 29,426,783,360.27/198,219.13
  6. Step 6: Final answer
    x = 148,455.82

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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.