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Finding the Fourth Proportional to 26,703.64, 36,850.80 and 14,766.64

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Solution

The fourth proportional to 26,703.64, 36,850.80 and 14,766.64 is: 20,377.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,703.64 : 36,850.80 = 14,766.64 : x
  2. Step 2: Convert to fraction form
    26,703.64/36,850.80 = 14,766.64/x
  3. Step 3: Cross multiply
    26,703.64x = 36,850.80 × 14,766.64
  4. Step 4: Simplify right side
    26,703.64x = 544,162,497.31
  5. Step 5: Solve for x
    x = 544,162,497.31/26,703.64
  6. Step 6: Final answer
    x = 20,377.84

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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.