Home / 130,132.20-195,203.70-41,383.20

Finding the Fourth Proportional to 130,132.20, 195,203.70 and 41,383.20

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Solution

The fourth proportional to 130,132.20, 195,203.70 and 41,383.20 is: 62,076.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,132.20 : 195,203.70 = 41,383.20 : x
  2. Step 2: Convert to fraction form
    130,132.20/195,203.70 = 41,383.20/x
  3. Step 3: Cross multiply
    130,132.20x = 195,203.70 × 41,383.20
  4. Step 4: Simplify right side
    130,132.20x = 8,078,153,757.84
  5. Step 5: Solve for x
    x = 8,078,153,757.84/130,132.20
  6. Step 6: Final answer
    x = 62,076.52

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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.