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Finding the Fourth Proportional to 22,480.92, 33,702.34 and 9,325.08

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Solution

The fourth proportional to 22,480.92, 33,702.34 and 9,325.08 is: 13,979.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,480.92 : 33,702.34 = 9,325.08 : x
  2. Step 2: Convert to fraction form
    22,480.92/33,702.34 = 9,325.08/x
  3. Step 3: Cross multiply
    22,480.92x = 33,702.34 × 9,325.08
  4. Step 4: Simplify right side
    22,480.92x = 314,277,016.69
  5. Step 5: Solve for x
    x = 314,277,016.69/22,480.92
  6. Step 6: Final answer
    x = 13,979.72

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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.