Home / 132,569.78-198,885.80-43,823.27

Finding the Fourth Proportional to 132,569.78, 198,885.80 and 43,823.27

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Solution

The fourth proportional to 132,569.78, 198,885.80 and 43,823.27 is: 65,745.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,569.78 : 198,885.80 = 43,823.27 : x
  2. Step 2: Convert to fraction form
    132,569.78/198,885.80 = 43,823.27/x
  3. Step 3: Cross multiply
    132,569.78x = 198,885.80 × 43,823.27
  4. Step 4: Simplify right side
    132,569.78x = 8,715,826,390.66
  5. Step 5: Solve for x
    x = 8,715,826,390.66/132,569.78
  6. Step 6: Final answer
    x = 65,745.20

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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.