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Finding the Fourth Proportional to 73,327.34, 101,139.45 and 67,297.01

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Solution

The fourth proportional to 73,327.34, 101,139.45 and 67,297.01 is: 92,821.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,327.34 : 101,139.45 = 67,297.01 : x
  2. Step 2: Convert to fraction form
    73,327.34/101,139.45 = 67,297.01/x
  3. Step 3: Cross multiply
    73,327.34x = 101,139.45 × 67,297.01
  4. Step 4: Simplify right side
    73,327.34x = 6,806,382,072.35
  5. Step 5: Solve for x
    x = 6,806,382,072.35/73,327.34
  6. Step 6: Final answer
    x = 92,821.89

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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.