Home / 167,516.27-251,305.19-55,203.11

Finding the Fourth Proportional to 167,516.27, 251,305.19 and 55,203.11

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Solution

The fourth proportional to 167,516.27, 251,305.19 and 55,203.11 is: 82,814.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,516.27 : 251,305.19 = 55,203.11 : x
  2. Step 2: Convert to fraction form
    167,516.27/251,305.19 = 55,203.11/x
  3. Step 3: Cross multiply
    167,516.27x = 251,305.19 × 55,203.11
  4. Step 4: Simplify right side
    167,516.27x = 13,872,828,047.14
  5. Step 5: Solve for x
    x = 13,872,828,047.14/167,516.27
  6. Step 6: Final answer
    x = 82,814.81

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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.