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Finding the Fourth Proportional to 18,058.88, 24,926.08 and 16,957.44

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Solution

The fourth proportional to 18,058.88, 24,926.08 and 16,957.44 is: 23,405.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,058.88 : 24,926.08 = 16,957.44 : x
  2. Step 2: Convert to fraction form
    18,058.88/24,926.08 = 16,957.44/x
  3. Step 3: Cross multiply
    18,058.88x = 24,926.08 × 16,957.44
  4. Step 4: Simplify right side
    18,058.88x = 422,682,506.04
  5. Step 5: Solve for x
    x = 422,682,506.04/18,058.88
  6. Step 6: Final answer
    x = 23,405.80

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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.