Home / 40,086.76-60,120.41-16,700.44

Finding the Fourth Proportional to 40,086.76, 60,120.41 and 16,700.44

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Solution

The fourth proportional to 40,086.76, 60,120.41 and 16,700.44 is: 25,046.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,086.76 : 60,120.41 = 16,700.44 : x
  2. Step 2: Convert to fraction form
    40,086.76/60,120.41 = 16,700.44/x
  3. Step 3: Cross multiply
    40,086.76x = 60,120.41 × 16,700.44
  4. Step 4: Simplify right side
    40,086.76x = 1,004,036,999.38
  5. Step 5: Solve for x
    x = 1,004,036,999.38/40,086.76
  6. Step 6: Final answer
    x = 25,046.60

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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.