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Finding the Fourth Proportional to 88,985.82, 122,797.44 and 48,696.87

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Solution

The fourth proportional to 88,985.82, 122,797.44 and 48,696.87 is: 67,200.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,985.82 : 122,797.44 = 48,696.87 : x
  2. Step 2: Convert to fraction form
    88,985.82/122,797.44 = 48,696.87/x
  3. Step 3: Cross multiply
    88,985.82x = 122,797.44 × 48,696.87
  4. Step 4: Simplify right side
    88,985.82x = 5,979,850,972.01
  5. Step 5: Solve for x
    x = 5,979,850,972.01/88,985.82
  6. Step 6: Final answer
    x = 67,200.04

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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.