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Finding the Fourth Proportional to 58,766.82, 88,163.54 and 19,324.28

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Solution

The fourth proportional to 58,766.82, 88,163.54 and 19,324.28 is: 28,990.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,766.82 : 88,163.54 = 19,324.28 : x
  2. Step 2: Convert to fraction form
    58,766.82/88,163.54 = 19,324.28/x
  3. Step 3: Cross multiply
    58,766.82x = 88,163.54 × 19,324.28
  4. Step 4: Simplify right side
    58,766.82x = 1,703,696,932.75
  5. Step 5: Solve for x
    x = 1,703,696,932.75/58,766.82
  6. Step 6: Final answer
    x = 28,990.80

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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.