Home / 195,023.20-292,544.40-101,711.20

Finding the Fourth Proportional to 195,023.20, 292,544.40 and 101,711.20

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Solution

The fourth proportional to 195,023.20, 292,544.40 and 101,711.20 is: 152,571.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,023.20 : 292,544.40 = 101,711.20 : x
  2. Step 2: Convert to fraction form
    195,023.20/292,544.40 = 101,711.20/x
  3. Step 3: Cross multiply
    195,023.20x = 292,544.40 × 101,711.20
  4. Step 4: Simplify right side
    195,023.20x = 29,755,041,977.28
  5. Step 5: Solve for x
    x = 29,755,041,977.28/195,023.20
  6. Step 6: Final answer
    x = 152,571.81

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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.