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Finding the Fourth Proportional to 17,599.70, 26,404.14 and 7,740.92

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Solution

The fourth proportional to 17,599.70, 26,404.14 and 7,740.92 is: 11,613.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,599.70 : 26,404.14 = 7,740.92 : x
  2. Step 2: Convert to fraction form
    17,599.70/26,404.14 = 7,740.92/x
  3. Step 3: Cross multiply
    17,599.70x = 26,404.14 × 7,740.92
  4. Step 4: Simplify right side
    17,599.70x = 204,392,335.41
  5. Step 5: Solve for x
    x = 204,392,335.41/17,599.70
  6. Step 6: Final answer
    x = 11,613.40

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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.