Home / 195,561.18-269,852.10-109,508.18

Finding the Fourth Proportional to 195,561.18, 269,852.10 and 109,508.18

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Solution

The fourth proportional to 195,561.18, 269,852.10 and 109,508.18 is: 151,108.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,561.18 : 269,852.10 = 109,508.18 : x
  2. Step 2: Convert to fraction form
    195,561.18/269,852.10 = 109,508.18/x
  3. Step 3: Cross multiply
    195,561.18x = 269,852.10 × 109,508.18
  4. Step 4: Simplify right side
    195,561.18x = 29,551,012,340.18
  5. Step 5: Solve for x
    x = 29,551,012,340.18/195,561.18
  6. Step 6: Final answer
    x = 151,108.79

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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.