Home / 42,274.66-63,392.82-15,960.73

Finding the Fourth Proportional to 42,274.66, 63,392.82 and 15,960.73

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Solution

The fourth proportional to 42,274.66, 63,392.82 and 15,960.73 is: 23,933.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,274.66 : 63,392.82 = 15,960.73 : x
  2. Step 2: Convert to fraction form
    42,274.66/63,392.82 = 15,960.73/x
  3. Step 3: Cross multiply
    42,274.66x = 63,392.82 × 15,960.73
  4. Step 4: Simplify right side
    42,274.66x = 1,011,795,683.96
  5. Step 5: Solve for x
    x = 1,011,795,683.96/42,274.66
  6. Step 6: Final answer
    x = 23,933.86

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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.