Home / 181,571.16-250,571.70-106,163.40

Finding the Fourth Proportional to 181,571.16, 250,571.70 and 106,163.40

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Solution

The fourth proportional to 181,571.16, 250,571.70 and 106,163.40 is: 146,507.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,571.16 : 250,571.70 = 106,163.40 : x
  2. Step 2: Convert to fraction form
    181,571.16/250,571.70 = 106,163.40/x
  3. Step 3: Cross multiply
    181,571.16x = 250,571.70 × 106,163.40
  4. Step 4: Simplify right side
    181,571.16x = 26,601,543,615.78
  5. Step 5: Solve for x
    x = 26,601,543,615.78/181,571.16
  6. Step 6: Final answer
    x = 146,507.54

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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.