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Finding the Fourth Proportional to 67,827.78, 93,607.13 and 37,616.00

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Solution

The fourth proportional to 67,827.78, 93,607.13 and 37,616.00 is: 51,912.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,827.78 : 93,607.13 = 37,616.00 : x
  2. Step 2: Convert to fraction form
    67,827.78/93,607.13 = 37,616.00/x
  3. Step 3: Cross multiply
    67,827.78x = 93,607.13 × 37,616.00
  4. Step 4: Simplify right side
    67,827.78x = 3,521,125,145.96
  5. Step 5: Solve for x
    x = 3,521,125,145.96/67,827.78
  6. Step 6: Final answer
    x = 51,912.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.