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Finding the Fourth Proportional to 26,337.75, 39,506.63 and 7,869.75

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Solution

The fourth proportional to 26,337.75, 39,506.63 and 7,869.75 is: 11,804.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,337.75 : 39,506.63 = 7,869.75 : x
  2. Step 2: Convert to fraction form
    26,337.75/39,506.63 = 7,869.75/x
  3. Step 3: Cross multiply
    26,337.75x = 39,506.63 × 7,869.75
  4. Step 4: Simplify right side
    26,337.75x = 310,907,262.09
  5. Step 5: Solve for x
    x = 310,907,262.09/26,337.75
  6. Step 6: Final answer
    x = 11,804.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.