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Finding the Fourth Proportional to 8,751.24, 12,073.14 and 5,346.48

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Solution

The fourth proportional to 8,751.24, 12,073.14 and 5,346.48 is: 7,375.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,751.24 : 12,073.14 = 5,346.48 : x
  2. Step 2: Convert to fraction form
    8,751.24/12,073.14 = 5,346.48/x
  3. Step 3: Cross multiply
    8,751.24x = 12,073.14 × 5,346.48
  4. Step 4: Simplify right side
    8,751.24x = 64,548,801.55
  5. Step 5: Solve for x
    x = 64,548,801.55/8,751.24
  6. Step 6: Final answer
    x = 7,375.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.