Home / 112,576.43-169,057.83-99,954.71

Finding the Fourth Proportional to 112,576.43, 169,057.83 and 99,954.71

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Solution

The fourth proportional to 112,576.43, 169,057.83 and 99,954.71 is: 150,103.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,576.43 : 169,057.83 = 99,954.71 : x
  2. Step 2: Convert to fraction form
    112,576.43/169,057.83 = 99,954.71/x
  3. Step 3: Cross multiply
    112,576.43x = 169,057.83 × 99,954.71
  4. Step 4: Simplify right side
    112,576.43x = 16,898,126,534.39
  5. Step 5: Solve for x
    x = 16,898,126,534.39/112,576.43
  6. Step 6: Final answer
    x = 150,103.59

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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.