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Finding the Fourth Proportional to 59,580.54, 89,381.84 and 19,601.78

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Solution

The fourth proportional to 59,580.54, 89,381.84 and 19,601.78 is: 29,406.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,580.54 : 89,381.84 = 19,601.78 : x
  2. Step 2: Convert to fraction form
    59,580.54/89,381.84 = 19,601.78/x
  3. Step 3: Cross multiply
    59,580.54x = 89,381.84 × 19,601.78
  4. Step 4: Simplify right side
    59,580.54x = 1,752,042,618.76
  5. Step 5: Solve for x
    x = 1,752,042,618.76/59,580.54
  6. Step 6: Final answer
    x = 29,406.29

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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.