Home / 167,860.25-251,765.52-61,219.19

Finding the Fourth Proportional to 167,860.25, 251,765.52 and 61,219.19

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Solution

The fourth proportional to 167,860.25, 251,765.52 and 61,219.19 is: 91,819.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,860.25 : 251,765.52 = 61,219.19 : x
  2. Step 2: Convert to fraction form
    167,860.25/251,765.52 = 61,219.19/x
  3. Step 3: Cross multiply
    167,860.25x = 251,765.52 × 61,219.19
  4. Step 4: Simplify right side
    167,860.25x = 15,412,881,604.17
  5. Step 5: Solve for x
    x = 15,412,881,604.17/167,860.25
  6. Step 6: Final answer
    x = 91,819.72

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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.