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Finding the Fourth Proportional to 62,585.65, 86,186.19 and 58,583.44

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Solution

The fourth proportional to 62,585.65, 86,186.19 and 58,583.44 is: 80,674.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,585.65 : 86,186.19 = 58,583.44 : x
  2. Step 2: Convert to fraction form
    62,585.65/86,186.19 = 58,583.44/x
  3. Step 3: Cross multiply
    62,585.65x = 86,186.19 × 58,583.44
  4. Step 4: Simplify right side
    62,585.65x = 5,049,083,490.69
  5. Step 5: Solve for x
    x = 5,049,083,490.69/62,585.65
  6. Step 6: Final answer
    x = 80,674.78

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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.