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Finding the Fourth Proportional to 61,861.86, 92,729.41 and 24,406.79

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Solution

The fourth proportional to 61,861.86, 92,729.41 and 24,406.79 is: 36,585.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,861.86 : 92,729.41 = 24,406.79 : x
  2. Step 2: Convert to fraction form
    61,861.86/92,729.41 = 24,406.79/x
  3. Step 3: Cross multiply
    61,861.86x = 92,729.41 × 24,406.79
  4. Step 4: Simplify right side
    61,861.86x = 2,263,226,712.03
  5. Step 5: Solve for x
    x = 2,263,226,712.03/61,861.86
  6. Step 6: Final answer
    x = 36,585.17

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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.