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Finding the Fourth Proportional to 73,537.92, 101,476.80 and 43,325.28

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Solution

The fourth proportional to 73,537.92, 101,476.80 and 43,325.28 is: 59,785.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,537.92 : 101,476.80 = 43,325.28 : x
  2. Step 2: Convert to fraction form
    73,537.92/101,476.80 = 43,325.28/x
  3. Step 3: Cross multiply
    73,537.92x = 101,476.80 × 43,325.28
  4. Step 4: Simplify right side
    73,537.92x = 4,396,510,773.50
  5. Step 5: Solve for x
    x = 4,396,510,773.50/73,537.92
  6. Step 6: Final answer
    x = 59,785.63

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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.