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Finding the Fourth Proportional to 22,339.25, 33,506.74 and 7,548.28

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Solution

The fourth proportional to 22,339.25, 33,506.74 and 7,548.28 is: 11,321.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,339.25 : 33,506.74 = 7,548.28 : x
  2. Step 2: Convert to fraction form
    22,339.25/33,506.74 = 7,548.28/x
  3. Step 3: Cross multiply
    22,339.25x = 33,506.74 × 7,548.28
  4. Step 4: Simplify right side
    22,339.25x = 252,918,255.41
  5. Step 5: Solve for x
    x = 252,918,255.41/22,339.25
  6. Step 6: Final answer
    x = 11,321.70

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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.