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Finding the Fourth Proportional to 33,348.80, 50,008.80 and 16,702.40

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Solution

The fourth proportional to 33,348.80, 50,008.80 and 16,702.40 is: 25,046.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,348.80 : 50,008.80 = 16,702.40 : x
  2. Step 2: Convert to fraction form
    33,348.80/50,008.80 = 16,702.40/x
  3. Step 3: Cross multiply
    33,348.80x = 50,008.80 × 16,702.40
  4. Step 4: Simplify right side
    33,348.80x = 835,266,981.12
  5. Step 5: Solve for x
    x = 835,266,981.12/33,348.80
  6. Step 6: Final answer
    x = 25,046.39

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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.