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Finding the Fourth Proportional to 73,787.93, 101,826.87 and 41,956.83

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Solution

The fourth proportional to 73,787.93, 101,826.87 and 41,956.83 is: 57,900.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,787.93 : 101,826.87 = 41,956.83 : x
  2. Step 2: Convert to fraction form
    73,787.93/101,826.87 = 41,956.83/x
  3. Step 3: Cross multiply
    73,787.93x = 101,826.87 × 41,956.83
  4. Step 4: Simplify right side
    73,787.93x = 4,272,332,674.02
  5. Step 5: Solve for x
    x = 4,272,332,674.02/73,787.93
  6. Step 6: Final answer
    x = 57,900.16

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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.