Home / 40,540.86-60,808.29-14,245.86

Finding the Fourth Proportional to 40,540.86, 60,808.29 and 14,245.86

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Solution

The fourth proportional to 40,540.86, 60,808.29 and 14,245.86 is: 21,367.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,540.86 : 60,808.29 = 14,245.86 : x
  2. Step 2: Convert to fraction form
    40,540.86/60,808.29 = 14,245.86/x
  3. Step 3: Cross multiply
    40,540.86x = 60,808.29 × 14,245.86
  4. Step 4: Simplify right side
    40,540.86x = 866,266,386.18
  5. Step 5: Solve for x
    x = 866,266,386.18/40,540.86
  6. Step 6: Final answer
    x = 21,367.74

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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.