Home / 132,134.18-198,201.66-92,867

Finding the Fourth Proportional to 132,134.18, 198,201.66 and 92,867

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Solution

The fourth proportional to 132,134.18, 198,201.66 and 92,867 is: 139,300.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,134.18 : 198,201.66 = 92,867 : x
  2. Step 2: Convert to fraction form
    132,134.18/198,201.66 = 92,867/x
  3. Step 3: Cross multiply
    132,134.18x = 198,201.66 × 92,867
  4. Step 4: Simplify right side
    132,134.18x = 18,406,393,559.22
  5. Step 5: Solve for x
    x = 18,406,393,559.22/132,134.18
  6. Step 6: Final answer
    x = 139,300.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.