Home / 64,122.18-96,620.96-52,691.46

Finding the Fourth Proportional to 64,122.18, 96,620.96 and 52,691.46

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Solution

The fourth proportional to 64,122.18, 96,620.96 and 52,691.46 is: 79,396.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,122.18 : 96,620.96 = 52,691.46 : x
  2. Step 2: Convert to fraction form
    64,122.18/96,620.96 = 52,691.46/x
  3. Step 3: Cross multiply
    64,122.18x = 96,620.96 × 52,691.46
  4. Step 4: Simplify right side
    64,122.18x = 5,091,099,185.54
  5. Step 5: Solve for x
    x = 5,091,099,185.54/64,122.18
  6. Step 6: Final answer
    x = 79,396.85

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.