Home / 205,718.24-283,917.42-115,079.24

Finding the Fourth Proportional to 205,718.24, 283,917.42 and 115,079.24

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Solution

The fourth proportional to 205,718.24, 283,917.42 and 115,079.24 is: 158,824.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,718.24 : 283,917.42 = 115,079.24 : x
  2. Step 2: Convert to fraction form
    205,718.24/283,917.42 = 115,079.24/x
  3. Step 3: Cross multiply
    205,718.24x = 283,917.42 × 115,079.24
  4. Step 4: Simplify right side
    205,718.24x = 32,673,000,916.36
  5. Step 5: Solve for x
    x = 32,673,000,916.36/205,718.24
  6. Step 6: Final answer
    x = 158,824.03

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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.