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Finding the Fourth Proportional to 67,304.40, 92,879.64 and 37,089.96

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Solution

The fourth proportional to 67,304.40, 92,879.64 and 37,089.96 is: 51,183.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,304.40 : 92,879.64 = 37,089.96 : x
  2. Step 2: Convert to fraction form
    67,304.40/92,879.64 = 37,089.96/x
  3. Step 3: Cross multiply
    67,304.40x = 92,879.64 × 37,089.96
  4. Step 4: Simplify right side
    67,304.40x = 3,444,902,132.41
  5. Step 5: Solve for x
    x = 3,444,902,132.41/67,304.40
  6. Step 6: Final answer
    x = 51,183.91

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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.