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Finding the Fourth Proportional to 16,371.58, 24,553.08 and 5,279.59

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Solution

The fourth proportional to 16,371.58, 24,553.08 and 5,279.59 is: 7,918.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,371.58 : 24,553.08 = 5,279.59 : x
  2. Step 2: Convert to fraction form
    16,371.58/24,553.08 = 5,279.59/x
  3. Step 3: Cross multiply
    16,371.58x = 24,553.08 × 5,279.59
  4. Step 4: Simplify right side
    16,371.58x = 129,630,195.64
  5. Step 5: Solve for x
    x = 129,630,195.64/16,371.58
  6. Step 6: Final answer
    x = 7,918.00

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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.