Home / 200,621.39-276,786.60-114,518.27

Finding the Fourth Proportional to 200,621.39, 276,786.60 and 114,518.27

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Solution

The fourth proportional to 200,621.39, 276,786.60 and 114,518.27 is: 157,994.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,621.39 : 276,786.60 = 114,518.27 : x
  2. Step 2: Convert to fraction form
    200,621.39/276,786.60 = 114,518.27/x
  3. Step 3: Cross multiply
    200,621.39x = 276,786.60 × 114,518.27
  4. Step 4: Simplify right side
    200,621.39x = 31,697,121,207.25
  5. Step 5: Solve for x
    x = 31,697,121,207.25/200,621.39
  6. Step 6: Final answer
    x = 157,994.73

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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.