Home / 40,367.80-60,534.42-12,667.96

Finding the Fourth Proportional to 40,367.80, 60,534.42 and 12,667.96

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Solution

The fourth proportional to 40,367.80, 60,534.42 and 12,667.96 is: 18,996.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,367.80 : 60,534.42 = 12,667.96 : x
  2. Step 2: Convert to fraction form
    40,367.80/60,534.42 = 12,667.96/x
  3. Step 3: Cross multiply
    40,367.80x = 60,534.42 × 12,667.96
  4. Step 4: Simplify right side
    40,367.80x = 766,847,611.18
  5. Step 5: Solve for x
    x = 766,847,611.18/40,367.80
  6. Step 6: Final answer
    x = 18,996.52

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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.