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Finding the Fourth Proportional to 26,800.76, 36,983.76 and 14,863.83

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Solution

The fourth proportional to 26,800.76, 36,983.76 and 14,863.83 is: 20,511.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,800.76 : 36,983.76 = 14,863.83 : x
  2. Step 2: Convert to fraction form
    26,800.76/36,983.76 = 14,863.83/x
  3. Step 3: Cross multiply
    26,800.76x = 36,983.76 × 14,863.83
  4. Step 4: Simplify right side
    26,800.76x = 549,720,321.40
  5. Step 5: Solve for x
    x = 549,720,321.40/26,800.76
  6. Step 6: Final answer
    x = 20,511.37

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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.