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Finding the Fourth Proportional to 24,220.52, 36,330.78 and 8,634.50

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Solution

The fourth proportional to 24,220.52, 36,330.78 and 8,634.50 is: 12,951.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,220.52 : 36,330.78 = 8,634.50 : x
  2. Step 2: Convert to fraction form
    24,220.52/36,330.78 = 8,634.50/x
  3. Step 3: Cross multiply
    24,220.52x = 36,330.78 × 8,634.50
  4. Step 4: Simplify right side
    24,220.52x = 313,698,119.91
  5. Step 5: Solve for x
    x = 313,698,119.91/24,220.52
  6. Step 6: Final answer
    x = 12,951.75

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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.