Home / 198,020.60-273,268.08-110,805.77

Finding the Fourth Proportional to 198,020.60, 273,268.08 and 110,805.77

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Solution

The fourth proportional to 198,020.60, 273,268.08 and 110,805.77 is: 152,911.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,020.60 : 273,268.08 = 110,805.77 : x
  2. Step 2: Convert to fraction form
    198,020.60/273,268.08 = 110,805.77/x
  3. Step 3: Cross multiply
    198,020.60x = 273,268.08 × 110,805.77
  4. Step 4: Simplify right side
    198,020.60x = 30,279,680,703.99
  5. Step 5: Solve for x
    x = 30,279,680,703.99/198,020.60
  6. Step 6: Final answer
    x = 152,911.77

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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.