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Finding the Fourth Proportional to 49,245.72, 67,959.92 and 26,889.72

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Solution

The fourth proportional to 49,245.72, 67,959.92 and 26,889.72 is: 37,108.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,245.72 : 67,959.92 = 26,889.72 : x
  2. Step 2: Convert to fraction form
    49,245.72/67,959.92 = 26,889.72/x
  3. Step 3: Cross multiply
    49,245.72x = 67,959.92 × 26,889.72
  4. Step 4: Simplify right side
    49,245.72x = 1,827,423,220.02
  5. Step 5: Solve for x
    x = 1,827,423,220.02/49,245.72
  6. Step 6: Final answer
    x = 37,108.26

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.