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Finding the Fourth Proportional to 62,109.99, 93,168.09 and 17,743.32

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Solution

The fourth proportional to 62,109.99, 93,168.09 and 17,743.32 is: 26,615.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,109.99 : 93,168.09 = 17,743.32 : x
  2. Step 2: Convert to fraction form
    62,109.99/93,168.09 = 17,743.32/x
  3. Step 3: Cross multiply
    62,109.99x = 93,168.09 × 17,743.32
  4. Step 4: Simplify right side
    62,109.99x = 1,653,111,234.66
  5. Step 5: Solve for x
    x = 1,653,111,234.66/62,109.99
  6. Step 6: Final answer
    x = 26,615.87

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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.