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Finding the Fourth Proportional to 19,800.04, 27,324.50 and 11,302

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Solution

The fourth proportional to 19,800.04, 27,324.50 and 11,302 is: 15,597.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,800.04 : 27,324.50 = 11,302 : x
  2. Step 2: Convert to fraction form
    19,800.04/27,324.50 = 11,302/x
  3. Step 3: Cross multiply
    19,800.04x = 27,324.50 × 11,302
  4. Step 4: Simplify right side
    19,800.04x = 308,821,499
  5. Step 5: Solve for x
    x = 308,821,499/19,800.04
  6. Step 6: Final answer
    x = 15,597.01

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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.