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Finding the Fourth Proportional to 33,326.04, 49,987.98 and 8,702.04

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Solution

The fourth proportional to 33,326.04, 49,987.98 and 8,702.04 is: 13,052.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,326.04 : 49,987.98 = 8,702.04 : x
  2. Step 2: Convert to fraction form
    33,326.04/49,987.98 = 8,702.04/x
  3. Step 3: Cross multiply
    33,326.04x = 49,987.98 × 8,702.04
  4. Step 4: Simplify right side
    33,326.04x = 434,997,401.48
  5. Step 5: Solve for x
    x = 434,997,401.48/33,326.04
  6. Step 6: Final answer
    x = 13,052.78

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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.