Home / 130,230.36-195,375-41,488.92

Finding the Fourth Proportional to 130,230.36, 195,375 and 41,488.92

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Solution

The fourth proportional to 130,230.36, 195,375 and 41,488.92 is: 62,242.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,230.36 : 195,375 = 41,488.92 : x
  2. Step 2: Convert to fraction form
    130,230.36/195,375 = 41,488.92/x
  3. Step 3: Cross multiply
    130,230.36x = 195,375 × 41,488.92
  4. Step 4: Simplify right side
    130,230.36x = 8,105,897,745
  5. Step 5: Solve for x
    x = 8,105,897,745/130,230.36
  6. Step 6: Final answer
    x = 62,242.77

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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.