Home / 132,072.05-198,108.05-61,951.36

Finding the Fourth Proportional to 132,072.05, 198,108.05 and 61,951.36

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Solution

The fourth proportional to 132,072.05, 198,108.05 and 61,951.36 is: 92,927.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,072.05 : 198,108.05 = 61,951.36 : x
  2. Step 2: Convert to fraction form
    132,072.05/198,108.05 = 61,951.36/x
  3. Step 3: Cross multiply
    132,072.05x = 198,108.05 × 61,951.36
  4. Step 4: Simplify right side
    132,072.05x = 12,273,063,124.45
  5. Step 5: Solve for x
    x = 12,273,063,124.45/132,072.05
  6. Step 6: Final answer
    x = 92,927.03

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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.