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Finding the Fourth Proportional to 24,309.99, 36,530.87 and 13,224.87

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Solution

The fourth proportional to 24,309.99, 36,530.87 and 13,224.87 is: 19,873.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,309.99 : 36,530.87 = 13,224.87 : x
  2. Step 2: Convert to fraction form
    24,309.99/36,530.87 = 13,224.87/x
  3. Step 3: Cross multiply
    24,309.99x = 36,530.87 × 13,224.87
  4. Step 4: Simplify right side
    24,309.99x = 483,115,940.61
  5. Step 5: Solve for x
    x = 483,115,940.61/24,309.99
  6. Step 6: Final answer
    x = 19,873.14

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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.