Home / 115,601.23-173,405.41-31,361.06

Finding the Fourth Proportional to 115,601.23, 173,405.41 and 31,361.06

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Solution

The fourth proportional to 115,601.23, 173,405.41 and 31,361.06 is: 47,042.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,601.23 : 173,405.41 = 31,361.06 : x
  2. Step 2: Convert to fraction form
    115,601.23/173,405.41 = 31,361.06/x
  3. Step 3: Cross multiply
    115,601.23x = 173,405.41 × 31,361.06
  4. Step 4: Simplify right side
    115,601.23x = 5,438,177,822.45
  5. Step 5: Solve for x
    x = 5,438,177,822.45/115,601.23
  6. Step 6: Final answer
    x = 47,042.56

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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.