Home / 129,747.87-194,553.65-58,609.22

Finding the Fourth Proportional to 129,747.87, 194,553.65 and 58,609.22

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Solution

The fourth proportional to 129,747.87, 194,553.65 and 58,609.22 is: 87,883.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,747.87 : 194,553.65 = 58,609.22 : x
  2. Step 2: Convert to fraction form
    129,747.87/194,553.65 = 58,609.22/x
  3. Step 3: Cross multiply
    129,747.87x = 194,553.65 × 58,609.22
  4. Step 4: Simplify right side
    129,747.87x = 11,402,636,408.84
  5. Step 5: Solve for x
    x = 11,402,636,408.84/129,747.87
  6. Step 6: Final answer
    x = 87,883.03

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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.