Home / 132,790.17-199,184.52-76,593.87

Finding the Fourth Proportional to 132,790.17, 199,184.52 and 76,593.87

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Solution

The fourth proportional to 132,790.17, 199,184.52 and 76,593.87 is: 114,890.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,790.17 : 199,184.52 = 76,593.87 : x
  2. Step 2: Convert to fraction form
    132,790.17/199,184.52 = 76,593.87/x
  3. Step 3: Cross multiply
    132,790.17x = 199,184.52 × 76,593.87
  4. Step 4: Simplify right side
    132,790.17x = 15,256,313,230.89
  5. Step 5: Solve for x
    x = 15,256,313,230.89/132,790.17
  6. Step 6: Final answer
    x = 114,890.38

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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.