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Finding the Fourth Proportional to 26,699.52, 36,845.04 and 14,763.12

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Solution

The fourth proportional to 26,699.52, 36,845.04 and 14,763.12 is: 20,372.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,699.52 : 36,845.04 = 14,763.12 : x
  2. Step 2: Convert to fraction form
    26,699.52/36,845.04 = 14,763.12/x
  3. Step 3: Cross multiply
    26,699.52x = 36,845.04 × 14,763.12
  4. Step 4: Simplify right side
    26,699.52x = 543,947,746.92
  5. Step 5: Solve for x
    x = 543,947,746.92/26,699.52
  6. Step 6: Final answer
    x = 20,372.94

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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.