Home / 121,936.49-182,963.04-43,087.85

Finding the Fourth Proportional to 121,936.49, 182,963.04 and 43,087.85

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Solution

The fourth proportional to 121,936.49, 182,963.04 and 43,087.85 is: 64,652.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,936.49 : 182,963.04 = 43,087.85 : x
  2. Step 2: Convert to fraction form
    121,936.49/182,963.04 = 43,087.85/x
  3. Step 3: Cross multiply
    121,936.49x = 182,963.04 × 43,087.85
  4. Step 4: Simplify right side
    121,936.49x = 7,883,483,108.25
  5. Step 5: Solve for x
    x = 7,883,483,108.25/121,936.49
  6. Step 6: Final answer
    x = 64,652.37

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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.