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Finding the Fourth Proportional to 27,232.40, 40,848.63 and 8,512.54

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Solution

The fourth proportional to 27,232.40, 40,848.63 and 8,512.54 is: 12,768.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,232.40 : 40,848.63 = 8,512.54 : x
  2. Step 2: Convert to fraction form
    27,232.40/40,848.63 = 8,512.54/x
  3. Step 3: Cross multiply
    27,232.40x = 40,848.63 × 8,512.54
  4. Step 4: Simplify right side
    27,232.40x = 347,725,462.78
  5. Step 5: Solve for x
    x = 347,725,462.78/27,232.40
  6. Step 6: Final answer
    x = 12,768.81

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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.