Home / 167,575.12-251,399.76-55,290.08

Finding the Fourth Proportional to 167,575.12, 251,399.76 and 55,290.08

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Solution

The fourth proportional to 167,575.12, 251,399.76 and 55,290.08 is: 82,947.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,575.12 : 251,399.76 = 55,290.08 : x
  2. Step 2: Convert to fraction form
    167,575.12/251,399.76 = 55,290.08/x
  3. Step 3: Cross multiply
    167,575.12x = 251,399.76 × 55,290.08
  4. Step 4: Simplify right side
    167,575.12x = 13,899,912,842.38
  5. Step 5: Solve for x
    x = 13,899,912,842.38/167,575.12
  6. Step 6: Final answer
    x = 82,947.35

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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.