Home / 116,950.26-161,417.97-69,231.54

Finding the Fourth Proportional to 116,950.26, 161,417.97 and 69,231.54

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Solution

The fourth proportional to 116,950.26, 161,417.97 and 69,231.54 is: 95,555.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,950.26 : 161,417.97 = 69,231.54 : x
  2. Step 2: Convert to fraction form
    116,950.26/161,417.97 = 69,231.54/x
  3. Step 3: Cross multiply
    116,950.26x = 161,417.97 × 69,231.54
  4. Step 4: Simplify right side
    116,950.26x = 11,175,214,646.77
  5. Step 5: Solve for x
    x = 11,175,214,646.77/116,950.26
  6. Step 6: Final answer
    x = 95,555.28

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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.