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Finding the Fourth Proportional to 29,762.52, 41,075.82 and 17,187

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Solution

The fourth proportional to 29,762.52, 41,075.82 and 17,187 is: 23,720.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,762.52 : 41,075.82 = 17,187 : x
  2. Step 2: Convert to fraction form
    29,762.52/41,075.82 = 17,187/x
  3. Step 3: Cross multiply
    29,762.52x = 41,075.82 × 17,187
  4. Step 4: Simplify right side
    29,762.52x = 705,970,118.34
  5. Step 5: Solve for x
    x = 705,970,118.34/29,762.52
  6. Step 6: Final answer
    x = 23,720.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.