Home / 167,705.46-251,575.20-55,386

Finding the Fourth Proportional to 167,705.46, 251,575.20 and 55,386

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Solution

The fourth proportional to 167,705.46, 251,575.20 and 55,386 is: 83,084.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,705.46 : 251,575.20 = 55,386 : x
  2. Step 2: Convert to fraction form
    167,705.46/251,575.20 = 55,386/x
  3. Step 3: Cross multiply
    167,705.46x = 251,575.20 × 55,386
  4. Step 4: Simplify right side
    167,705.46x = 13,933,744,027.20
  5. Step 5: Solve for x
    x = 13,933,744,027.20/167,705.46
  6. Step 6: Final answer
    x = 83,084.62

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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.