Home / 205,694.30-283,851.27-113,813.75

Finding the Fourth Proportional to 205,694.30, 283,851.27 and 113,813.75

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Solution

The fourth proportional to 205,694.30, 283,851.27 and 113,813.75 is: 157,059.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,694.30 : 283,851.27 = 113,813.75 : x
  2. Step 2: Convert to fraction form
    205,694.30/283,851.27 = 113,813.75/x
  3. Step 3: Cross multiply
    205,694.30x = 283,851.27 × 113,813.75
  4. Step 4: Simplify right side
    205,694.30x = 32,306,178,190.59
  5. Step 5: Solve for x
    x = 32,306,178,190.59/205,694.30
  6. Step 6: Final answer
    x = 157,059.18

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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.