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Finding the Fourth Proportional to 174,224.61, 261,336.96 and 49,565.61

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Solution

The fourth proportional to 174,224.61, 261,336.96 and 49,565.61 is: 74,348.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,224.61 : 261,336.96 = 49,565.61 : x
  2. Step 2: Convert to fraction form
    174,224.61/261,336.96 = 49,565.61/x
  3. Step 3: Cross multiply
    174,224.61x = 261,336.96 × 49,565.61
  4. Step 4: Simplify right side
    174,224.61x = 12,953,325,837.95
  5. Step 5: Solve for x
    x = 12,953,325,837.95/174,224.61
  6. Step 6: Final answer
    x = 74,348.43

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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.