Home / 201,924.20-278,651.58-117,049.16

Finding the Fourth Proportional to 201,924.20, 278,651.58 and 117,049.16

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Solution

The fourth proportional to 201,924.20, 278,651.58 and 117,049.16 is: 161,525.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,924.20 : 278,651.58 = 117,049.16 : x
  2. Step 2: Convert to fraction form
    201,924.20/278,651.58 = 117,049.16/x
  3. Step 3: Cross multiply
    201,924.20x = 278,651.58 × 117,049.16
  4. Step 4: Simplify right side
    201,924.20x = 32,615,933,371.67
  5. Step 5: Solve for x
    x = 32,615,933,371.67/201,924.20
  6. Step 6: Final answer
    x = 161,525.63

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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.