Home / 132,013.75-197,845.66-109,968.79

Finding the Fourth Proportional to 132,013.75, 197,845.66 and 109,968.79

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Solution

The fourth proportional to 132,013.75, 197,845.66 and 109,968.79 is: 164,807.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,013.75 : 197,845.66 = 109,968.79 : x
  2. Step 2: Convert to fraction form
    132,013.75/197,845.66 = 109,968.79/x
  3. Step 3: Cross multiply
    132,013.75x = 197,845.66 × 109,968.79
  4. Step 4: Simplify right side
    132,013.75x = 21,756,847,836.95
  5. Step 5: Solve for x
    x = 21,756,847,836.95/132,013.75
  6. Step 6: Final answer
    x = 164,807.44

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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.