Home / 195,638.88-293,195.52-106,759.20

Finding the Fourth Proportional to 195,638.88, 293,195.52 and 106,759.20

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Solution

The fourth proportional to 195,638.88, 293,195.52 and 106,759.20 is: 159,995.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,638.88 : 293,195.52 = 106,759.20 : x
  2. Step 2: Convert to fraction form
    195,638.88/293,195.52 = 106,759.20/x
  3. Step 3: Cross multiply
    195,638.88x = 293,195.52 × 106,759.20
  4. Step 4: Simplify right side
    195,638.88x = 31,301,319,158.78
  5. Step 5: Solve for x
    x = 31,301,319,158.78/195,638.88
  6. Step 6: Final answer
    x = 159,995.39

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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.