Home / 132,091.83-198,135.45-53,204.04

Finding the Fourth Proportional to 132,091.83, 198,135.45 and 53,204.04

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Solution

The fourth proportional to 132,091.83, 198,135.45 and 53,204.04 is: 79,805.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,091.83 : 198,135.45 = 53,204.04 : x
  2. Step 2: Convert to fraction form
    132,091.83/198,135.45 = 53,204.04/x
  3. Step 3: Cross multiply
    132,091.83x = 198,135.45 × 53,204.04
  4. Step 4: Simplify right side
    132,091.83x = 10,541,606,407.22
  5. Step 5: Solve for x
    x = 10,541,606,407.22/132,091.83
  6. Step 6: Final answer
    x = 79,805.14

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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.