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Finding the Fourth Proportional to 54,640.83, 81,927.30 and 23,034.63

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Solution

The fourth proportional to 54,640.83, 81,927.30 and 23,034.63 is: 34,537.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,640.83 : 81,927.30 = 23,034.63 : x
  2. Step 2: Convert to fraction form
    54,640.83/81,927.30 = 23,034.63/x
  3. Step 3: Cross multiply
    54,640.83x = 81,927.30 × 23,034.63
  4. Step 4: Simplify right side
    54,640.83x = 1,887,165,042.40
  5. Step 5: Solve for x
    x = 1,887,165,042.40/54,640.83
  6. Step 6: Final answer
    x = 34,537.63

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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.