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Finding the Fourth Proportional to 62,743.34, 86,585.87 and 37,254.79

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Solution

The fourth proportional to 62,743.34, 86,585.87 and 37,254.79 is: 51,411.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,743.34 : 86,585.87 = 37,254.79 : x
  2. Step 2: Convert to fraction form
    62,743.34/86,585.87 = 37,254.79/x
  3. Step 3: Cross multiply
    62,743.34x = 86,585.87 × 37,254.79
  4. Step 4: Simplify right side
    62,743.34x = 3,225,738,310.68
  5. Step 5: Solve for x
    x = 3,225,738,310.68/62,743.34
  6. Step 6: Final answer
    x = 51,411.65

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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.