Home / 166,620.69-229,862.39-106,158.51

Finding the Fourth Proportional to 166,620.69, 229,862.39 and 106,158.51

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Solution

The fourth proportional to 166,620.69, 229,862.39 and 106,158.51 is: 146,451.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,620.69 : 229,862.39 = 106,158.51 : x
  2. Step 2: Convert to fraction form
    166,620.69/229,862.39 = 106,158.51/x
  3. Step 3: Cross multiply
    166,620.69x = 229,862.39 × 106,158.51
  4. Step 4: Simplify right side
    166,620.69x = 24,401,848,296.65
  5. Step 5: Solve for x
    x = 24,401,848,296.65/166,620.69
  6. Step 6: Final answer
    x = 146,451.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.