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Finding the Fourth Proportional to 61,349.86, 92,025.94 and 19,229.01

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Solution

The fourth proportional to 61,349.86, 92,025.94 and 19,229.01 is: 28,843.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,349.86 : 92,025.94 = 19,229.01 : x
  2. Step 2: Convert to fraction form
    61,349.86/92,025.94 = 19,229.01/x
  3. Step 3: Cross multiply
    61,349.86x = 92,025.94 × 19,229.01
  4. Step 4: Simplify right side
    61,349.86x = 1,769,567,720.52
  5. Step 5: Solve for x
    x = 1,769,567,720.52/61,349.86
  6. Step 6: Final answer
    x = 28,843.88

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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.