Home / 167,430.74-251,269.23-123,178.82

Finding the Fourth Proportional to 167,430.74, 251,269.23 and 123,178.82

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Solution

The fourth proportional to 167,430.74, 251,269.23 and 123,178.82 is: 184,858.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,430.74 : 251,269.23 = 123,178.82 : x
  2. Step 2: Convert to fraction form
    167,430.74/251,269.23 = 123,178.82/x
  3. Step 3: Cross multiply
    167,430.74x = 251,269.23 × 123,178.82
  4. Step 4: Simplify right side
    167,430.74x = 30,951,047,253.71
  5. Step 5: Solve for x
    x = 30,951,047,253.71/167,430.74
  6. Step 6: Final answer
    x = 184,858.81

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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.