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Finding the Fourth Proportional to 49,887.99, 68,846.00 and 29,756.31

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Solution

The fourth proportional to 49,887.99, 68,846.00 and 29,756.31 is: 41,064.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,887.99 : 68,846.00 = 29,756.31 : x
  2. Step 2: Convert to fraction form
    49,887.99/68,846.00 = 29,756.31/x
  3. Step 3: Cross multiply
    49,887.99x = 68,846.00 × 29,756.31
  4. Step 4: Simplify right side
    49,887.99x = 2,048,602,769.48
  5. Step 5: Solve for x
    x = 2,048,602,769.48/49,887.99
  6. Step 6: Final answer
    x = 41,064.05

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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.