Home / 133,913.22-200,951.84-53,936.52

Finding the Fourth Proportional to 133,913.22, 200,951.84 and 53,936.52

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Solution

The fourth proportional to 133,913.22, 200,951.84 and 53,936.52 is: 80,937.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,913.22 : 200,951.84 = 53,936.52 : x
  2. Step 2: Convert to fraction form
    133,913.22/200,951.84 = 53,936.52/x
  3. Step 3: Cross multiply
    133,913.22x = 200,951.84 × 53,936.52
  4. Step 4: Simplify right side
    133,913.22x = 10,838,642,937.20
  5. Step 5: Solve for x
    x = 10,838,642,937.20/133,913.22
  6. Step 6: Final answer
    x = 80,937.81

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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.