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Finding the Fourth Proportional to 54,393.87, 75,044.30 and 35,541.93

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Solution

The fourth proportional to 54,393.87, 75,044.30 and 35,541.93 is: 49,035.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,393.87 : 75,044.30 = 35,541.93 : x
  2. Step 2: Convert to fraction form
    54,393.87/75,044.30 = 35,541.93/x
  3. Step 3: Cross multiply
    54,393.87x = 75,044.30 × 35,541.93
  4. Step 4: Simplify right side
    54,393.87x = 2,667,219,079.79
  5. Step 5: Solve for x
    x = 2,667,219,079.79/54,393.87
  6. Step 6: Final answer
    x = 49,035.29

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Why These Related Problems?

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