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Finding the Fourth Proportional to 73,295.44, 109,757.08 and 61,417.98

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Solution

The fourth proportional to 73,295.44, 109,757.08 and 61,417.98 is: 91,971.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,295.44 : 109,757.08 = 61,417.98 : x
  2. Step 2: Convert to fraction form
    73,295.44/109,757.08 = 61,417.98/x
  3. Step 3: Cross multiply
    73,295.44x = 109,757.08 × 61,417.98
  4. Step 4: Simplify right side
    73,295.44x = 6,741,058,144.30
  5. Step 5: Solve for x
    x = 6,741,058,144.30/73,295.44
  6. Step 6: Final answer
    x = 91,971.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.