Home / 188,257.66-259,809.46-116,651.63

Finding the Fourth Proportional to 188,257.66, 259,809.46 and 116,651.63

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Solution

The fourth proportional to 188,257.66, 259,809.46 and 116,651.63 is: 160,987.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,257.66 : 259,809.46 = 116,651.63 : x
  2. Step 2: Convert to fraction form
    188,257.66/259,809.46 = 116,651.63/x
  3. Step 3: Cross multiply
    188,257.66x = 259,809.46 × 116,651.63
  4. Step 4: Simplify right side
    188,257.66x = 30,307,196,998.42
  5. Step 5: Solve for x
    x = 30,307,196,998.42/188,257.66
  6. Step 6: Final answer
    x = 160,987.86

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1.5x scale

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.