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Finding the Fourth Proportional to 58,772.78, 88,174.08 and 27,205.61

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Solution

The fourth proportional to 58,772.78, 88,174.08 and 27,205.61 is: 40,815.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,772.78 : 88,174.08 = 27,205.61 : x
  2. Step 2: Convert to fraction form
    58,772.78/88,174.08 = 27,205.61/x
  3. Step 3: Cross multiply
    58,772.78x = 88,174.08 × 27,205.61
  4. Step 4: Simplify right side
    58,772.78x = 2,398,829,632.59
  5. Step 5: Solve for x
    x = 2,398,829,632.59/58,772.78
  6. Step 6: Final answer
    x = 40,815.32

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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.