Home / 198,325.32-273,587.54-126,629.96

Finding the Fourth Proportional to 198,325.32, 273,587.54 and 126,629.96

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Solution

The fourth proportional to 198,325.32, 273,587.54 and 126,629.96 is: 174,684.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,325.32 : 273,587.54 = 126,629.96 : x
  2. Step 2: Convert to fraction form
    198,325.32/273,587.54 = 126,629.96/x
  3. Step 3: Cross multiply
    198,325.32x = 273,587.54 × 126,629.96
  4. Step 4: Simplify right side
    198,325.32x = 34,644,379,246.70
  5. Step 5: Solve for x
    x = 34,644,379,246.70/198,325.32
  6. Step 6: Final answer
    x = 174,684.60

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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.