Home / 49,617.79-68,455.33-31,723.27

Finding the Fourth Proportional to 49,617.79, 68,455.33 and 31,723.27

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Solution

The fourth proportional to 49,617.79, 68,455.33 and 31,723.27 is: 43,767.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,617.79 : 68,455.33 = 31,723.27 : x
  2. Step 2: Convert to fraction form
    49,617.79/68,455.33 = 31,723.27/x
  3. Step 3: Cross multiply
    49,617.79x = 68,455.33 × 31,723.27
  4. Step 4: Simplify right side
    49,617.79x = 2,171,626,916.53
  5. Step 5: Solve for x
    x = 2,171,626,916.53/49,617.79
  6. Step 6: Final answer
    x = 43,767.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.