Home / 167,985.72-251,891.10-49,641.08

Finding the Fourth Proportional to 167,985.72, 251,891.10 and 49,641.08

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Solution

The fourth proportional to 167,985.72, 251,891.10 and 49,641.08 is: 74,435.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,985.72 : 251,891.10 = 49,641.08 : x
  2. Step 2: Convert to fraction form
    167,985.72/251,891.10 = 49,641.08/x
  3. Step 3: Cross multiply
    167,985.72x = 251,891.10 × 49,641.08
  4. Step 4: Simplify right side
    167,985.72x = 12,504,144,986.93
  5. Step 5: Solve for x
    x = 12,504,144,986.93/167,985.72
  6. Step 6: Final answer
    x = 74,435.76

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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.