Home / 167,609.12-251,456.88-49,284.32

Finding the Fourth Proportional to 167,609.12, 251,456.88 and 49,284.32

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Solution

The fourth proportional to 167,609.12, 251,456.88 and 49,284.32 is: 73,939.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,609.12 : 251,456.88 = 49,284.32 : x
  2. Step 2: Convert to fraction form
    167,609.12/251,456.88 = 49,284.32/x
  3. Step 3: Cross multiply
    167,609.12x = 251,456.88 × 49,284.32
  4. Step 4: Simplify right side
    167,609.12x = 12,392,881,340.12
  5. Step 5: Solve for x
    x = 12,392,881,340.12/167,609.12
  6. Step 6: Final answer
    x = 73,939.18

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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.