Home / 132,756.71-199,091.99-43,986.38

Finding the Fourth Proportional to 132,756.71, 199,091.99 and 43,986.38

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Solution

The fourth proportional to 132,756.71, 199,091.99 and 43,986.38 is: 65,965.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,756.71 : 199,091.99 = 43,986.38 : x
  2. Step 2: Convert to fraction form
    132,756.71/199,091.99 = 43,986.38/x
  3. Step 3: Cross multiply
    132,756.71x = 199,091.99 × 43,986.38
  4. Step 4: Simplify right side
    132,756.71x = 8,757,335,041.60
  5. Step 5: Solve for x
    x = 8,757,335,041.60/132,756.71
  6. Step 6: Final answer
    x = 65,965.29

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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.