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Finding the Fourth Proportional to 96,206.40, 132,753.60 and 60,393.60

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Solution

The fourth proportional to 96,206.40, 132,753.60 and 60,393.60 is: 83,336.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,206.40 : 132,753.60 = 60,393.60 : x
  2. Step 2: Convert to fraction form
    96,206.40/132,753.60 = 60,393.60/x
  3. Step 3: Cross multiply
    96,206.40x = 132,753.60 × 60,393.60
  4. Step 4: Simplify right side
    96,206.40x = 8,017,467,816.96
  5. Step 5: Solve for x
    x = 8,017,467,816.96/96,206.40
  6. Step 6: Final answer
    x = 83,336.12

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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.