Home / 132,910.12-199,345.38-54,024.04

Finding the Fourth Proportional to 132,910.12, 199,345.38 and 54,024.04

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Solution

The fourth proportional to 132,910.12, 199,345.38 and 54,024.04 is: 81,028.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,910.12 : 199,345.38 = 54,024.04 : x
  2. Step 2: Convert to fraction form
    132,910.12/199,345.38 = 54,024.04/x
  3. Step 3: Cross multiply
    132,910.12x = 199,345.38 × 54,024.04
  4. Step 4: Simplify right side
    132,910.12x = 10,769,442,782.94
  5. Step 5: Solve for x
    x = 10,769,442,782.94/132,910.12
  6. Step 6: Final answer
    x = 81,028.01

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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.