Home / 114,936.57-172,311.71-51,710.40

Finding the Fourth Proportional to 114,936.57, 172,311.71 and 51,710.40

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Solution

The fourth proportional to 114,936.57, 172,311.71 and 51,710.40 is: 77,523.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,936.57 : 172,311.71 = 51,710.40 : x
  2. Step 2: Convert to fraction form
    114,936.57/172,311.71 = 51,710.40/x
  3. Step 3: Cross multiply
    114,936.57x = 172,311.71 × 51,710.40
  4. Step 4: Simplify right side
    114,936.57x = 8,910,307,190.23
  5. Step 5: Solve for x
    x = 8,910,307,190.23/114,936.57
  6. Step 6: Final answer
    x = 77,523.69

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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.