Home / 130,023.70-195,042.03-36,517.30

Finding the Fourth Proportional to 130,023.70, 195,042.03 and 36,517.30

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Solution

The fourth proportional to 130,023.70, 195,042.03 and 36,517.30 is: 54,777.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,023.70 : 195,042.03 = 36,517.30 : x
  2. Step 2: Convert to fraction form
    130,023.70/195,042.03 = 36,517.30/x
  3. Step 3: Cross multiply
    130,023.70x = 195,042.03 × 36,517.30
  4. Step 4: Simplify right side
    130,023.70x = 7,122,408,322.12
  5. Step 5: Solve for x
    x = 7,122,408,322.12/130,023.70
  6. Step 6: Final answer
    x = 54,777.77

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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.