Home / 104,789.08-156,422.82-96,983.11

Finding the Fourth Proportional to 104,789.08, 156,422.82 and 96,983.11

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Solution

The fourth proportional to 104,789.08, 156,422.82 and 96,983.11 is: 144,770.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,789.08 : 156,422.82 = 96,983.11 : x
  2. Step 2: Convert to fraction form
    104,789.08/156,422.82 = 96,983.11/x
  3. Step 3: Cross multiply
    104,789.08x = 156,422.82 × 96,983.11
  4. Step 4: Simplify right side
    104,789.08x = 15,170,371,558.57
  5. Step 5: Solve for x
    x = 15,170,371,558.57/104,789.08
  6. Step 6: Final answer
    x = 144,770.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.