Home / 104,966.43-157,496.13-55,034.61

Finding the Fourth Proportional to 104,966.43, 157,496.13 and 55,034.61

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Solution

The fourth proportional to 104,966.43, 157,496.13 and 55,034.61 is: 82,576.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,966.43 : 157,496.13 = 55,034.61 : x
  2. Step 2: Convert to fraction form
    104,966.43/157,496.13 = 55,034.61/x
  3. Step 3: Cross multiply
    104,966.43x = 157,496.13 × 55,034.61
  4. Step 4: Simplify right side
    104,966.43x = 8,667,738,091.06
  5. Step 5: Solve for x
    x = 8,667,738,091.06/104,966.43
  6. Step 6: Final answer
    x = 82,576.29

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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.