Home / 195,531.20-269,833.05-106,107.20

Finding the Fourth Proportional to 195,531.20, 269,833.05 and 106,107.20

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Solution

The fourth proportional to 195,531.20, 269,833.05 and 106,107.20 is: 146,427.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,531.20 : 269,833.05 = 106,107.20 : x
  2. Step 2: Convert to fraction form
    195,531.20/269,833.05 = 106,107.20/x
  3. Step 3: Cross multiply
    195,531.20x = 269,833.05 × 106,107.20
  4. Step 4: Simplify right side
    195,531.20x = 28,631,228,053.79
  5. Step 5: Solve for x
    x = 28,631,228,053.79/195,531.20
  6. Step 6: Final answer
    x = 146,427.93

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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.