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Finding the Fourth Proportional to 27,137.66, 40,891.34 and 22,315.33

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Solution

The fourth proportional to 27,137.66, 40,891.34 and 22,315.33 is: 33,624.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,137.66 : 40,891.34 = 22,315.33 : x
  2. Step 2: Convert to fraction form
    27,137.66/40,891.34 = 22,315.33/x
  3. Step 3: Cross multiply
    27,137.66x = 40,891.34 × 22,315.33
  4. Step 4: Simplify right side
    27,137.66x = 912,503,541.79
  5. Step 5: Solve for x
    x = 912,503,541.79/27,137.66
  6. Step 6: Final answer
    x = 33,624.99

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.