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Finding the Fourth Proportional to 59,424.57, 89,081.03 and 19,953.99

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Solution

The fourth proportional to 59,424.57, 89,081.03 and 19,953.99 is: 29,912.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,424.57 : 89,081.03 = 19,953.99 : x
  2. Step 2: Convert to fraction form
    59,424.57/89,081.03 = 19,953.99/x
  3. Step 3: Cross multiply
    59,424.57x = 89,081.03 × 19,953.99
  4. Step 4: Simplify right side
    59,424.57x = 1,777,521,882.04
  5. Step 5: Solve for x
    x = 1,777,521,882.04/59,424.57
  6. Step 6: Final answer
    x = 29,912.24

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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.