Home / 243,747.66-365,629.58-83,822.03

Finding the Fourth Proportional to 243,747.66, 365,629.58 and 83,822.03

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Solution

The fourth proportional to 243,747.66, 365,629.58 and 83,822.03 is: 125,735.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,747.66 : 365,629.58 = 83,822.03 : x
  2. Step 2: Convert to fraction form
    243,747.66/365,629.58 = 83,822.03/x
  3. Step 3: Cross multiply
    243,747.66x = 365,629.58 × 83,822.03
  4. Step 4: Simplify right side
    243,747.66x = 30,647,812,005.05
  5. Step 5: Solve for x
    x = 30,647,812,005.05/243,747.66
  6. Step 6: Final answer
    x = 125,735.82

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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.