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Finding the Fourth Proportional to 16,755.52, 25,133.28 and 4,443.52

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Solution

The fourth proportional to 16,755.52, 25,133.28 and 4,443.52 is: 6,665.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,755.52 : 25,133.28 = 4,443.52 : x
  2. Step 2: Convert to fraction form
    16,755.52/25,133.28 = 4,443.52/x
  3. Step 3: Cross multiply
    16,755.52x = 25,133.28 × 4,443.52
  4. Step 4: Simplify right side
    16,755.52x = 111,680,232.35
  5. Step 5: Solve for x
    x = 111,680,232.35/16,755.52
  6. Step 6: Final answer
    x = 6,665.28

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Similar ratio
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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.