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Finding the Fourth Proportional to 58,527.92, 80,767.94 and 31,669.84

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Solution

The fourth proportional to 58,527.92, 80,767.94 and 31,669.84 is: 43,704.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,527.92 : 80,767.94 = 31,669.84 : x
  2. Step 2: Convert to fraction form
    58,527.92/80,767.94 = 31,669.84/x
  3. Step 3: Cross multiply
    58,527.92x = 80,767.94 × 31,669.84
  4. Step 4: Simplify right side
    58,527.92x = 2,557,907,736.93
  5. Step 5: Solve for x
    x = 2,557,907,736.93/58,527.92
  6. Step 6: Final answer
    x = 43,704.06

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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.