Home / 108,423.56-149,640.26-62,474.27

Finding the Fourth Proportional to 108,423.56, 149,640.26 and 62,474.27

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Solution

The fourth proportional to 108,423.56, 149,640.26 and 62,474.27 is: 86,223.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,423.56 : 149,640.26 = 62,474.27 : x
  2. Step 2: Convert to fraction form
    108,423.56/149,640.26 = 62,474.27/x
  3. Step 3: Cross multiply
    108,423.56x = 149,640.26 × 62,474.27
  4. Step 4: Simplify right side
    108,423.56x = 9,348,664,945.54
  5. Step 5: Solve for x
    x = 9,348,664,945.54/108,423.56
  6. Step 6: Final answer
    x = 86,223.55

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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.