Home / 356,860.11-492,473.25-195,713.75

Finding the Fourth Proportional to 356,860.11, 492,473.25 and 195,713.75

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Solution

The fourth proportional to 356,860.11, 492,473.25 and 195,713.75 is: 270,088.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,860.11 : 492,473.25 = 195,713.75 : x
  2. Step 2: Convert to fraction form
    356,860.11/492,473.25 = 195,713.75/x
  3. Step 3: Cross multiply
    356,860.11x = 492,473.25 × 195,713.75
  4. Step 4: Simplify right side
    356,860.11x = 96,383,784,069.82
  5. Step 5: Solve for x
    x = 96,383,784,069.82/356,860.11
  6. Step 6: Final answer
    x = 270,088.42

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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.