Home / 263,618.20-363,806.36-154,727.25

Finding the Fourth Proportional to 263,618.20, 363,806.36 and 154,727.25

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Solution

The fourth proportional to 263,618.20, 363,806.36 and 154,727.25 is: 213,531.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,618.20 : 363,806.36 = 154,727.25 : x
  2. Step 2: Convert to fraction form
    263,618.20/363,806.36 = 154,727.25/x
  3. Step 3: Cross multiply
    263,618.20x = 363,806.36 × 154,727.25
  4. Step 4: Simplify right side
    263,618.20x = 56,290,757,615.31
  5. Step 5: Solve for x
    x = 56,290,757,615.31/263,618.20
  6. Step 6: Final answer
    x = 213,531.38

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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.