Home / 130,491.98-195,757.40-60,378.38

Finding the Fourth Proportional to 130,491.98, 195,757.40 and 60,378.38

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Solution

The fourth proportional to 130,491.98, 195,757.40 and 60,378.38 is: 90,576.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,491.98 : 195,757.40 = 60,378.38 : x
  2. Step 2: Convert to fraction form
    130,491.98/195,757.40 = 60,378.38/x
  3. Step 3: Cross multiply
    130,491.98x = 195,757.40 × 60,378.38
  4. Step 4: Simplify right side
    130,491.98x = 11,819,513,404.33
  5. Step 5: Solve for x
    x = 11,819,513,404.33/130,491.98
  6. Step 6: Final answer
    x = 90,576.55

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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.