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Finding the Fourth Proportional to 91,792.56, 137,662.36 and 25,234.86

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Solution

The fourth proportional to 91,792.56, 137,662.36 and 25,234.86 is: 37,845.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,792.56 : 137,662.36 = 25,234.86 : x
  2. Step 2: Convert to fraction form
    91,792.56/137,662.36 = 25,234.86/x
  3. Step 3: Cross multiply
    91,792.56x = 137,662.36 × 25,234.86
  4. Step 4: Simplify right side
    91,792.56x = 3,473,890,381.87
  5. Step 5: Solve for x
    x = 3,473,890,381.87/91,792.56
  6. Step 6: Final answer
    x = 37,845.01

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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.