Home / 45,737.43-68,614.31-16,172.43

Finding the Fourth Proportional to 45,737.43, 68,614.31 and 16,172.43

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Solution

The fourth proportional to 45,737.43, 68,614.31 and 16,172.43 is: 24,261.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,737.43 : 68,614.31 = 16,172.43 : x
  2. Step 2: Convert to fraction form
    45,737.43/68,614.31 = 16,172.43/x
  3. Step 3: Cross multiply
    45,737.43x = 68,614.31 × 16,172.43
  4. Step 4: Simplify right side
    45,737.43x = 1,109,660,125.47
  5. Step 5: Solve for x
    x = 1,109,660,125.47/45,737.43
  6. Step 6: Final answer
    x = 24,261.53

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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.