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Finding the Fourth Proportional to 33,963.20, 50,945.60 and 11,802.08

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Solution

The fourth proportional to 33,963.20, 50,945.60 and 11,802.08 is: 17,703.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,963.20 : 50,945.60 = 11,802.08 : x
  2. Step 2: Convert to fraction form
    33,963.20/50,945.60 = 11,802.08/x
  3. Step 3: Cross multiply
    33,963.20x = 50,945.60 × 11,802.08
  4. Step 4: Simplify right side
    33,963.20x = 601,264,046.85
  5. Step 5: Solve for x
    x = 601,264,046.85/33,963.20
  6. Step 6: Final answer
    x = 17,703.40

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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.