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Finding the Fourth Proportional to 26,671.92, 36,808.62 and 14,735.16

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Solution

The fourth proportional to 26,671.92, 36,808.62 and 14,735.16 is: 20,335.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,671.92 : 36,808.62 = 14,735.16 : x
  2. Step 2: Convert to fraction form
    26,671.92/36,808.62 = 14,735.16/x
  3. Step 3: Cross multiply
    26,671.92x = 36,808.62 × 14,735.16
  4. Step 4: Simplify right side
    26,671.92x = 542,380,905.08
  5. Step 5: Solve for x
    x = 542,380,905.08/26,671.92
  6. Step 6: Final answer
    x = 20,335.28

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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.