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Finding the Fourth Proportional to 73,655.58, 101,639.91 and 43,433.97

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Solution

The fourth proportional to 73,655.58, 101,639.91 and 43,433.97 is: 59,936.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,655.58 : 101,639.91 = 43,433.97 : x
  2. Step 2: Convert to fraction form
    73,655.58/101,639.91 = 43,433.97/x
  3. Step 3: Cross multiply
    73,655.58x = 101,639.91 × 43,433.97
  4. Step 4: Simplify right side
    73,655.58x = 4,414,625,155.19
  5. Step 5: Solve for x
    x = 4,414,625,155.19/73,655.58
  6. Step 6: Final answer
    x = 59,936.06

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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.