Home / 195,396.62-293,085.78-81,497.38

Finding the Fourth Proportional to 195,396.62, 293,085.78 and 81,497.38

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Solution

The fourth proportional to 195,396.62, 293,085.78 and 81,497.38 is: 122,242.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,396.62 : 293,085.78 = 81,497.38 : x
  2. Step 2: Convert to fraction form
    195,396.62/293,085.78 = 81,497.38/x
  3. Step 3: Cross multiply
    195,396.62x = 293,085.78 × 81,497.38
  4. Step 4: Simplify right side
    195,396.62x = 23,885,723,185.26
  5. Step 5: Solve for x
    x = 23,885,723,185.26/195,396.62
  6. Step 6: Final answer
    x = 122,242.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.