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Finding the Fourth Proportional to 52,958.96, 73,052.86 and 31,725.93

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Solution

The fourth proportional to 52,958.96, 73,052.86 and 31,725.93 is: 43,763.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,958.96 : 73,052.86 = 31,725.93 : x
  2. Step 2: Convert to fraction form
    52,958.96/73,052.86 = 31,725.93/x
  3. Step 3: Cross multiply
    52,958.96x = 73,052.86 × 31,725.93
  4. Step 4: Simplify right side
    52,958.96x = 2,317,669,855.09
  5. Step 5: Solve for x
    x = 2,317,669,855.09/52,958.96
  6. Step 6: Final answer
    x = 43,763.50

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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.