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Finding the Fourth Proportional to 18,326.66, 27,476.53 and 5,839.49

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Solution

The fourth proportional to 18,326.66, 27,476.53 and 5,839.49 is: 8,754.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,326.66 : 27,476.53 = 5,839.49 : x
  2. Step 2: Convert to fraction form
    18,326.66/27,476.53 = 5,839.49/x
  3. Step 3: Cross multiply
    18,326.66x = 27,476.53 × 5,839.49
  4. Step 4: Simplify right side
    18,326.66x = 160,448,976.26
  5. Step 5: Solve for x
    x = 160,448,976.26/18,326.66
  6. Step 6: Final answer
    x = 8,754.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.