Home / 132,099.50-198,107.66-43,332.38

Finding the Fourth Proportional to 132,099.50, 198,107.66 and 43,332.38

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Solution

The fourth proportional to 132,099.50, 198,107.66 and 43,332.38 is: 64,984.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,099.50 : 198,107.66 = 43,332.38 : x
  2. Step 2: Convert to fraction form
    132,099.50/198,107.66 = 43,332.38/x
  3. Step 3: Cross multiply
    132,099.50x = 198,107.66 × 43,332.38
  4. Step 4: Simplify right side
    132,099.50x = 8,584,476,187.37
  5. Step 5: Solve for x
    x = 8,584,476,187.37/132,099.50
  6. Step 6: Final answer
    x = 64,984.93

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1.5x scale

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.