Home / 211,260.26-291,546.26-115,766.12

Finding the Fourth Proportional to 211,260.26, 291,546.26 and 115,766.12

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Solution

The fourth proportional to 211,260.26, 291,546.26 and 115,766.12 is: 159,761.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,260.26 : 291,546.26 = 115,766.12 : x
  2. Step 2: Convert to fraction form
    211,260.26/291,546.26 = 115,766.12/x
  3. Step 3: Cross multiply
    211,260.26x = 291,546.26 × 115,766.12
  4. Step 4: Simplify right side
    211,260.26x = 33,751,177,284.15
  5. Step 5: Solve for x
    x = 33,751,177,284.15/211,260.26
  6. Step 6: Final answer
    x = 159,761.13

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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.