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Finding the Fourth Proportional to 73,497.15, 101,433.60 and 43,291.98

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Solution

The fourth proportional to 73,497.15, 101,433.60 and 43,291.98 is: 59,747.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,497.15 : 101,433.60 = 43,291.98 : x
  2. Step 2: Convert to fraction form
    73,497.15/101,433.60 = 43,291.98/x
  3. Step 3: Cross multiply
    73,497.15x = 101,433.60 × 43,291.98
  4. Step 4: Simplify right side
    73,497.15x = 4,391,261,382.53
  5. Step 5: Solve for x
    x = 4,391,261,382.53/73,497.15
  6. Step 6: Final answer
    x = 59,747.37

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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.