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Finding the Fourth Proportional to 62,687.79, 93,971.73 and 23,234.31

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Solution

The fourth proportional to 62,687.79, 93,971.73 and 23,234.31 is: 34,829.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,687.79 : 93,971.73 = 23,234.31 : x
  2. Step 2: Convert to fraction form
    62,687.79/93,971.73 = 23,234.31/x
  3. Step 3: Cross multiply
    62,687.79x = 93,971.73 × 23,234.31
  4. Step 4: Simplify right side
    62,687.79x = 2,183,368,306.06
  5. Step 5: Solve for x
    x = 2,183,368,306.06/62,687.79
  6. Step 6: Final answer
    x = 34,829.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.