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Finding the Fourth Proportional to 61,812.37, 92,723.16 and 26,269.71

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Solution

The fourth proportional to 61,812.37, 92,723.16 and 26,269.71 is: 39,406.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,812.37 : 92,723.16 = 26,269.71 : x
  2. Step 2: Convert to fraction form
    61,812.37/92,723.16 = 26,269.71/x
  3. Step 3: Cross multiply
    61,812.37x = 92,723.16 × 26,269.71
  4. Step 4: Simplify right side
    61,812.37x = 2,435,810,059.87
  5. Step 5: Solve for x
    x = 2,435,810,059.87/61,812.37
  6. Step 6: Final answer
    x = 39,406.51

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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.