Home / 195,158.25-269,318.39-105,734.25

Finding the Fourth Proportional to 195,158.25, 269,318.39 and 105,734.25

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Solution

The fourth proportional to 195,158.25, 269,318.39 and 105,734.25 is: 145,913.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,158.25 : 269,318.39 = 105,734.25 : x
  2. Step 2: Convert to fraction form
    195,158.25/269,318.39 = 105,734.25/x
  3. Step 3: Cross multiply
    195,158.25x = 269,318.39 × 105,734.25
  4. Step 4: Simplify right side
    195,158.25x = 28,476,177,449.19
  5. Step 5: Solve for x
    x = 28,476,177,449.19/195,158.25
  6. Step 6: Final answer
    x = 145,913.27

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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.