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Finding the Fourth Proportional to 17,641.44, 26,461.23 and 4,493.01

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Solution

The fourth proportional to 17,641.44, 26,461.23 and 4,493.01 is: 6,739.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,641.44 : 26,461.23 = 4,493.01 : x
  2. Step 2: Convert to fraction form
    17,641.44/26,461.23 = 4,493.01/x
  3. Step 3: Cross multiply
    17,641.44x = 26,461.23 × 4,493.01
  4. Step 4: Simplify right side
    17,641.44x = 118,890,571.00
  5. Step 5: Solve for x
    x = 118,890,571.00/17,641.44
  6. Step 6: Final answer
    x = 6,739.28

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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.