Home / 129,744.82-194,237.91-117,293.38

Finding the Fourth Proportional to 129,744.82, 194,237.91 and 117,293.38

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Solution

The fourth proportional to 129,744.82, 194,237.91 and 117,293.38 is: 175,597.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,744.82 : 194,237.91 = 117,293.38 : x
  2. Step 2: Convert to fraction form
    129,744.82/194,237.91 = 117,293.38/x
  3. Step 3: Cross multiply
    129,744.82x = 194,237.91 × 117,293.38
  4. Step 4: Simplify right side
    129,744.82x = 22,782,820,988.04
  5. Step 5: Solve for x
    x = 22,782,820,988.04/129,744.82
  6. Step 6: Final answer
    x = 175,597.15

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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.