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Finding the Fourth Proportional to 73,327.50, 101,192.04 and 39,793.50

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Solution

The fourth proportional to 73,327.50, 101,192.04 and 39,793.50 is: 54,915.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,327.50 : 101,192.04 = 39,793.50 : x
  2. Step 2: Convert to fraction form
    73,327.50/101,192.04 = 39,793.50/x
  3. Step 3: Cross multiply
    73,327.50x = 101,192.04 × 39,793.50
  4. Step 4: Simplify right side
    73,327.50x = 4,026,785,443.74
  5. Step 5: Solve for x
    x = 4,026,785,443.74/73,327.50
  6. Step 6: Final answer
    x = 54,915.08

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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.