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Finding the Fourth Proportional to 73,504.86, 101,344.95 and 60,810.78

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Solution

The fourth proportional to 73,504.86, 101,344.95 and 60,810.78 is: 83,842.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,504.86 : 101,344.95 = 60,810.78 : x
  2. Step 2: Convert to fraction form
    73,504.86/101,344.95 = 60,810.78/x
  3. Step 3: Cross multiply
    73,504.86x = 101,344.95 × 60,810.78
  4. Step 4: Simplify right side
    73,504.86x = 6,162,865,458.56
  5. Step 5: Solve for x
    x = 6,162,865,458.56/73,504.86
  6. Step 6: Final answer
    x = 83,842.97

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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.