Home / 205,486.87-283,570.12-114,846.66

Finding the Fourth Proportional to 205,486.87, 283,570.12 and 114,846.66

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Solution

The fourth proportional to 205,486.87, 283,570.12 and 114,846.66 is: 158,487.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,486.87 : 283,570.12 = 114,846.66 : x
  2. Step 2: Convert to fraction form
    205,486.87/283,570.12 = 114,846.66/x
  3. Step 3: Cross multiply
    205,486.87x = 283,570.12 × 114,846.66
  4. Step 4: Simplify right side
    205,486.87x = 32,567,081,157.80
  5. Step 5: Solve for x
    x = 32,567,081,157.80/205,486.87
  6. Step 6: Final answer
    x = 158,487.41

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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.