Home / 295,717.26-408,089.80-161,581.26

Finding the Fourth Proportional to 295,717.26, 408,089.80 and 161,581.26

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Solution

The fourth proportional to 295,717.26, 408,089.80 and 161,581.26 is: 222,982.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,717.26 : 408,089.80 = 161,581.26 : x
  2. Step 2: Convert to fraction form
    295,717.26/408,089.80 = 161,581.26/x
  3. Step 3: Cross multiply
    295,717.26x = 408,089.80 × 161,581.26
  4. Step 4: Simplify right side
    295,717.26x = 65,939,664,077.15
  5. Step 5: Solve for x
    x = 65,939,664,077.15/295,717.26
  6. Step 6: Final answer
    x = 222,982.13

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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.