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Finding the Fourth Proportional to 17,833.53, 26,709.17 and 12,804.68

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Solution

The fourth proportional to 17,833.53, 26,709.17 and 12,804.68 is: 19,177.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,833.53 : 26,709.17 = 12,804.68 : x
  2. Step 2: Convert to fraction form
    17,833.53/26,709.17 = 12,804.68/x
  3. Step 3: Cross multiply
    17,833.53x = 26,709.17 × 12,804.68
  4. Step 4: Simplify right side
    17,833.53x = 342,002,507.09
  5. Step 5: Solve for x
    x = 342,002,507.09/17,833.53
  6. Step 6: Final answer
    x = 19,177.50

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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.