Home / 198,427.23-273,724.61-125,701.83

Finding the Fourth Proportional to 198,427.23, 273,724.61 and 125,701.83

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Solution

The fourth proportional to 198,427.23, 273,724.61 and 125,701.83 is: 173,402.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,427.23 : 273,724.61 = 125,701.83 : x
  2. Step 2: Convert to fraction form
    198,427.23/273,724.61 = 125,701.83/x
  3. Step 3: Cross multiply
    198,427.23x = 273,724.61 × 125,701.83
  4. Step 4: Simplify right side
    198,427.23x = 34,407,683,764.53
  5. Step 5: Solve for x
    x = 34,407,683,764.53/198,427.23
  6. Step 6: Final answer
    x = 173,402.03

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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.