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Finding the Fourth Proportional to 73,436.94, 101,342.70 and 41,611.90

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Solution

The fourth proportional to 73,436.94, 101,342.70 and 41,611.90 is: 57,424.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,436.94 : 101,342.70 = 41,611.90 : x
  2. Step 2: Convert to fraction form
    73,436.94/101,342.70 = 41,611.90/x
  3. Step 3: Cross multiply
    73,436.94x = 101,342.70 × 41,611.90
  4. Step 4: Simplify right side
    73,436.94x = 4,217,062,298.13
  5. Step 5: Solve for x
    x = 4,217,062,298.13/73,436.94
  6. Step 6: Final answer
    x = 57,424.26

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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.