Home / 140,331.44-210,524.84-45,543.96

Finding the Fourth Proportional to 140,331.44, 210,524.84 and 45,543.96

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Solution

The fourth proportional to 140,331.44, 210,524.84 and 45,543.96 is: 68,324.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,331.44 : 210,524.84 = 45,543.96 : x
  2. Step 2: Convert to fraction form
    140,331.44/210,524.84 = 45,543.96/x
  3. Step 3: Cross multiply
    140,331.44x = 210,524.84 × 45,543.96
  4. Step 4: Simplify right side
    140,331.44x = 9,588,134,891.97
  5. Step 5: Solve for x
    x = 9,588,134,891.97/140,331.44
  6. Step 6: Final answer
    x = 68,324.92

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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.