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Finding the Fourth Proportional to 17,802.86, 26,704.04 and 5,322.98

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Solution

The fourth proportional to 17,802.86, 26,704.04 and 5,322.98 is: 7,984.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,802.86 : 26,704.04 = 5,322.98 : x
  2. Step 2: Convert to fraction form
    17,802.86/26,704.04 = 5,322.98/x
  3. Step 3: Cross multiply
    17,802.86x = 26,704.04 × 5,322.98
  4. Step 4: Simplify right side
    17,802.86x = 142,144,910.70
  5. Step 5: Solve for x
    x = 142,144,910.70/17,802.86
  6. Step 6: Final answer
    x = 7,984.39

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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.