Home / 61,861.44-92,786.88-19,739.82

Finding the Fourth Proportional to 61,861.44, 92,786.88 and 19,739.82

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Solution

The fourth proportional to 61,861.44, 92,786.88 and 19,739.82 is: 29,608.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,861.44 : 92,786.88 = 19,739.82 : x
  2. Step 2: Convert to fraction form
    61,861.44/92,786.88 = 19,739.82/x
  3. Step 3: Cross multiply
    61,861.44x = 92,786.88 × 19,739.82
  4. Step 4: Simplify right side
    61,861.44x = 1,831,596,309.56
  5. Step 5: Solve for x
    x = 1,831,596,309.56/61,861.44
  6. Step 6: Final answer
    x = 29,608.05

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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.