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Finding the Fourth Proportional to 17,575.71, 26,363.55 and 8,808.57

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Solution

The fourth proportional to 17,575.71, 26,363.55 and 8,808.57 is: 13,212.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,575.71 : 26,363.55 = 8,808.57 : x
  2. Step 2: Convert to fraction form
    17,575.71/26,363.55 = 8,808.57/x
  3. Step 3: Cross multiply
    17,575.71x = 26,363.55 × 8,808.57
  4. Step 4: Simplify right side
    17,575.71x = 232,225,175.62
  5. Step 5: Solve for x
    x = 232,225,175.62/17,575.71
  6. Step 6: Final answer
    x = 13,212.85

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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.