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Finding the Fourth Proportional to 17,641.69, 26,462.38 and 4,493.87

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Solution

The fourth proportional to 17,641.69, 26,462.38 and 4,493.87 is: 6,740.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,641.69 : 26,462.38 = 4,493.87 : x
  2. Step 2: Convert to fraction form
    17,641.69/26,462.38 = 4,493.87/x
  3. Step 3: Cross multiply
    17,641.69x = 26,462.38 × 4,493.87
  4. Step 4: Simplify right side
    17,641.69x = 118,918,495.61
  5. Step 5: Solve for x
    x = 118,918,495.61/17,641.69
  6. Step 6: Final answer
    x = 6,740.77

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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.