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Finding the Fourth Proportional to 62,950.27, 86,871.70 and 34,655.96

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Solution

The fourth proportional to 62,950.27, 86,871.70 and 34,655.96 is: 47,825.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,950.27 : 86,871.70 = 34,655.96 : x
  2. Step 2: Convert to fraction form
    62,950.27/86,871.70 = 34,655.96/x
  3. Step 3: Cross multiply
    62,950.27x = 86,871.70 × 34,655.96
  4. Step 4: Simplify right side
    62,950.27x = 3,010,621,725.97
  5. Step 5: Solve for x
    x = 3,010,621,725.97/62,950.27
  6. Step 6: Final answer
    x = 47,825.40

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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.