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Finding the Fourth Proportional to 17,801.93, 26,718.94 and 9,488.87

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Solution

The fourth proportional to 17,801.93, 26,718.94 and 9,488.87 is: 14,241.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,801.93 : 26,718.94 = 9,488.87 : x
  2. Step 2: Convert to fraction form
    17,801.93/26,718.94 = 9,488.87/x
  3. Step 3: Cross multiply
    17,801.93x = 26,718.94 × 9,488.87
  4. Step 4: Simplify right side
    17,801.93x = 253,532,493.26
  5. Step 5: Solve for x
    x = 253,532,493.26/17,801.93
  6. Step 6: Final answer
    x = 14,241.86

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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.