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Finding the Fourth Proportional to 16,264.12, 22,444.26 and 8,812.12

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Solution

The fourth proportional to 16,264.12, 22,444.26 and 8,812.12 is: 12,160.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,264.12 : 22,444.26 = 8,812.12 : x
  2. Step 2: Convert to fraction form
    16,264.12/22,444.26 = 8,812.12/x
  3. Step 3: Cross multiply
    16,264.12x = 22,444.26 × 8,812.12
  4. Step 4: Simplify right side
    16,264.12x = 197,781,512.43
  5. Step 5: Solve for x
    x = 197,781,512.43/16,264.12
  6. Step 6: Final answer
    x = 12,160.60

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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.