Home / 198,015.54-273,164.85-113,110.26

Finding the Fourth Proportional to 198,015.54, 273,164.85 and 113,110.26

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Solution

The fourth proportional to 198,015.54, 273,164.85 and 113,110.26 is: 156,036.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,015.54 : 273,164.85 = 113,110.26 : x
  2. Step 2: Convert to fraction form
    198,015.54/273,164.85 = 113,110.26/x
  3. Step 3: Cross multiply
    198,015.54x = 273,164.85 × 113,110.26
  4. Step 4: Simplify right side
    198,015.54x = 30,897,747,206.36
  5. Step 5: Solve for x
    x = 30,897,747,206.36/198,015.54
  6. Step 6: Final answer
    x = 156,036.98

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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.