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Finding the Fourth Proportional to 117,599.94, 162,288.23 and 63,884.52

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Solution

The fourth proportional to 117,599.94, 162,288.23 and 63,884.52 is: 88,160.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,599.94 : 162,288.23 = 63,884.52 : x
  2. Step 2: Convert to fraction form
    117,599.94/162,288.23 = 63,884.52/x
  3. Step 3: Cross multiply
    117,599.94x = 162,288.23 × 63,884.52
  4. Step 4: Simplify right side
    117,599.94x = 10,367,705,355.78
  5. Step 5: Solve for x
    x = 10,367,705,355.78/117,599.94
  6. Step 6: Final answer
    x = 88,160.80

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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.