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Finding the Fourth Proportional to 59,620.30, 89,309.68 and 27,553.81

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Solution

The fourth proportional to 59,620.30, 89,309.68 and 27,553.81 is: 41,274.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,620.30 : 89,309.68 = 27,553.81 : x
  2. Step 2: Convert to fraction form
    59,620.30/89,309.68 = 27,553.81/x
  3. Step 3: Cross multiply
    59,620.30x = 89,309.68 × 27,553.81
  4. Step 4: Simplify right side
    59,620.30x = 2,460,821,664.84
  5. Step 5: Solve for x
    x = 2,460,821,664.84/59,620.30
  6. Step 6: Final answer
    x = 41,274.90

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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.