Home / 195,729.57-293,705.19-83,397.96

Finding the Fourth Proportional to 195,729.57, 293,705.19 and 83,397.96

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Solution

The fourth proportional to 195,729.57, 293,705.19 and 83,397.96 is: 125,144.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,729.57 : 293,705.19 = 83,397.96 : x
  2. Step 2: Convert to fraction form
    195,729.57/293,705.19 = 83,397.96/x
  3. Step 3: Cross multiply
    195,729.57x = 293,705.19 × 83,397.96
  4. Step 4: Simplify right side
    195,729.57x = 24,494,413,687.41
  5. Step 5: Solve for x
    x = 24,494,413,687.41/195,729.57
  6. Step 6: Final answer
    x = 125,144.17

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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.