Home / 132,609.08-198,943.69-43,862.44

Finding the Fourth Proportional to 132,609.08, 198,943.69 and 43,862.44

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Solution

The fourth proportional to 132,609.08, 198,943.69 and 43,862.44 is: 65,803.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,609.08 : 198,943.69 = 43,862.44 : x
  2. Step 2: Convert to fraction form
    132,609.08/198,943.69 = 43,862.44/x
  3. Step 3: Cross multiply
    132,609.08x = 198,943.69 × 43,862.44
  4. Step 4: Simplify right side
    132,609.08x = 8,726,155,887.27
  5. Step 5: Solve for x
    x = 8,726,155,887.27/132,609.08
  6. Step 6: Final answer
    x = 65,803.61

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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.