Home / 64,936.92-89,611.16-38,092.70

Finding the Fourth Proportional to 64,936.92, 89,611.16 and 38,092.70

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Solution

The fourth proportional to 64,936.92, 89,611.16 and 38,092.70 is: 52,566.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,936.92 : 89,611.16 = 38,092.70 : x
  2. Step 2: Convert to fraction form
    64,936.92/89,611.16 = 38,092.70/x
  3. Step 3: Cross multiply
    64,936.92x = 89,611.16 × 38,092.70
  4. Step 4: Simplify right side
    64,936.92x = 3,413,531,034.53
  5. Step 5: Solve for x
    x = 3,413,531,034.53/64,936.92
  6. Step 6: Final answer
    x = 52,566.88

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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.