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Finding the Fourth Proportional to 27,375.70, 41,060.02 and 8,657.64

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Solution

The fourth proportional to 27,375.70, 41,060.02 and 8,657.64 is: 12,985.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,375.70 : 41,060.02 = 8,657.64 : x
  2. Step 2: Convert to fraction form
    27,375.70/41,060.02 = 8,657.64/x
  3. Step 3: Cross multiply
    27,375.70x = 41,060.02 × 8,657.64
  4. Step 4: Simplify right side
    27,375.70x = 355,482,871.55
  5. Step 5: Solve for x
    x = 355,482,871.55/27,375.70
  6. Step 6: Final answer
    x = 12,985.34

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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.