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Finding the Fourth Proportional to 62,856.60, 94,124.34 and 60,986.58

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Solution

The fourth proportional to 62,856.60, 94,124.34 and 60,986.58 is: 91,324.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,856.60 : 94,124.34 = 60,986.58 : x
  2. Step 2: Convert to fraction form
    62,856.60/94,124.34 = 60,986.58/x
  3. Step 3: Cross multiply
    62,856.60x = 94,124.34 × 60,986.58
  4. Step 4: Simplify right side
    62,856.60x = 5,740,321,591.36
  5. Step 5: Solve for x
    x = 5,740,321,591.36/62,856.60
  6. Step 6: Final answer
    x = 91,324.09

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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.