Home / 195,440.26-269,712.12-109,397.10

Finding the Fourth Proportional to 195,440.26, 269,712.12 and 109,397.10

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Solution

The fourth proportional to 195,440.26, 269,712.12 and 109,397.10 is: 150,970.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,440.26 : 269,712.12 = 109,397.10 : x
  2. Step 2: Convert to fraction form
    195,440.26/269,712.12 = 109,397.10/x
  3. Step 3: Cross multiply
    195,440.26x = 269,712.12 × 109,397.10
  4. Step 4: Simplify right side
    195,440.26x = 29,505,723,762.85
  5. Step 5: Solve for x
    x = 29,505,723,762.85/195,440.26
  6. Step 6: Final answer
    x = 150,970.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.