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Finding the Fourth Proportional to 59,400.54, 89,100 and 19,951.92

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Solution

The fourth proportional to 59,400.54, 89,100 and 19,951.92 is: 29,927.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,400.54 : 89,100 = 19,951.92 : x
  2. Step 2: Convert to fraction form
    59,400.54/89,100 = 19,951.92/x
  3. Step 3: Cross multiply
    59,400.54x = 89,100 × 19,951.92
  4. Step 4: Simplify right side
    59,400.54x = 1,777,716,072.00
  5. Step 5: Solve for x
    x = 1,777,716,072.00/59,400.54
  6. Step 6: Final answer
    x = 29,927.61

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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.