Home / 155,310.27-213,799.26-114,947.97

Finding the Fourth Proportional to 155,310.27, 213,799.26 and 114,947.97

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Solution

The fourth proportional to 155,310.27, 213,799.26 and 114,947.97 is: 158,236.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,310.27 : 213,799.26 = 114,947.97 : x
  2. Step 2: Convert to fraction form
    155,310.27/213,799.26 = 114,947.97/x
  3. Step 3: Cross multiply
    155,310.27x = 213,799.26 × 114,947.97
  4. Step 4: Simplify right side
    155,310.27x = 24,575,790,924.50
  5. Step 5: Solve for x
    x = 24,575,790,924.50/155,310.27
  6. Step 6: Final answer
    x = 158,236.74

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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.