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Finding the Fourth Proportional to 58,771.78, 88,172.58 and 27,204.61

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Solution

The fourth proportional to 58,771.78, 88,172.58 and 27,204.61 is: 40,813.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,771.78 : 88,172.58 = 27,204.61 : x
  2. Step 2: Convert to fraction form
    58,771.78/88,172.58 = 27,204.61/x
  3. Step 3: Cross multiply
    58,771.78x = 88,172.58 × 27,204.61
  4. Step 4: Simplify right side
    58,771.78x = 2,398,700,698.50
  5. Step 5: Solve for x
    x = 2,398,700,698.50/58,771.78
  6. Step 6: Final answer
    x = 40,813.82

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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.