Home / 167,908.05-251,860.55-68,044.50

Finding the Fourth Proportional to 167,908.05, 251,860.55 and 68,044.50

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Solution

The fourth proportional to 167,908.05, 251,860.55 and 68,044.50 is: 102,066.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,908.05 : 251,860.55 = 68,044.50 : x
  2. Step 2: Convert to fraction form
    167,908.05/251,860.55 = 68,044.50/x
  3. Step 3: Cross multiply
    167,908.05x = 251,860.55 × 68,044.50
  4. Step 4: Simplify right side
    167,908.05x = 17,137,724,854.25
  5. Step 5: Solve for x
    x = 17,137,724,854.25/167,908.05
  6. Step 6: Final answer
    x = 102,066.13

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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.