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Finding the Fourth Proportional to 22,568.63, 33,853.55 and 6,986.25

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Solution

The fourth proportional to 22,568.63, 33,853.55 and 6,986.25 is: 10,479.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,568.63 : 33,853.55 = 6,986.25 : x
  2. Step 2: Convert to fraction form
    22,568.63/33,853.55 = 6,986.25/x
  3. Step 3: Cross multiply
    22,568.63x = 33,853.55 × 6,986.25
  4. Step 4: Simplify right side
    22,568.63x = 236,509,328.76
  5. Step 5: Solve for x
    x = 236,509,328.76/22,568.63
  6. Step 6: Final answer
    x = 10,479.56

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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.