Home / 163,911.96-226,179.78-92,290.14

Finding the Fourth Proportional to 163,911.96, 226,179.78 and 92,290.14

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Solution

The fourth proportional to 163,911.96, 226,179.78 and 92,290.14 is: 127,349.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,911.96 : 226,179.78 = 92,290.14 : x
  2. Step 2: Convert to fraction form
    163,911.96/226,179.78 = 92,290.14/x
  3. Step 3: Cross multiply
    163,911.96x = 226,179.78 × 92,290.14
  4. Step 4: Simplify right side
    163,911.96x = 20,874,163,561.37
  5. Step 5: Solve for x
    x = 20,874,163,561.37/163,911.96
  6. Step 6: Final answer
    x = 127,349.85

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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.