Home / 114,997.71-172,438.23-52,614.75

Finding the Fourth Proportional to 114,997.71, 172,438.23 and 52,614.75

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Solution

The fourth proportional to 114,997.71, 172,438.23 and 52,614.75 is: 78,895.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,997.71 : 172,438.23 = 52,614.75 : x
  2. Step 2: Convert to fraction form
    114,997.71/172,438.23 = 52,614.75/x
  3. Step 3: Cross multiply
    114,997.71x = 172,438.23 × 52,614.75
  4. Step 4: Simplify right side
    114,997.71x = 9,072,794,361.89
  5. Step 5: Solve for x
    x = 9,072,794,361.89/114,997.71
  6. Step 6: Final answer
    x = 78,895.44

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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.