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Finding the Fourth Proportional to 29,889.48, 41,247.48 and 16,460.62

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Solution

The fourth proportional to 29,889.48, 41,247.48 and 16,460.62 is: 22,715.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,889.48 : 41,247.48 = 16,460.62 : x
  2. Step 2: Convert to fraction form
    29,889.48/41,247.48 = 16,460.62/x
  3. Step 3: Cross multiply
    29,889.48x = 41,247.48 × 16,460.62
  4. Step 4: Simplify right side
    29,889.48x = 678,958,991.12
  5. Step 5: Solve for x
    x = 678,958,991.12/29,889.48
  6. Step 6: Final answer
    x = 22,715.65

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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.