Home / 40,739.63-61,136.55-16,743.61

Finding the Fourth Proportional to 40,739.63, 61,136.55 and 16,743.61

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Solution

The fourth proportional to 40,739.63, 61,136.55 and 16,743.61 is: 25,126.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,739.63 : 61,136.55 = 16,743.61 : x
  2. Step 2: Convert to fraction form
    40,739.63/61,136.55 = 16,743.61/x
  3. Step 3: Cross multiply
    40,739.63x = 61,136.55 × 16,743.61
  4. Step 4: Simplify right side
    40,739.63x = 1,023,646,454.37
  5. Step 5: Solve for x
    x = 1,023,646,454.37/40,739.63
  6. Step 6: Final answer
    x = 25,126.56

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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.