Home / 188,966.85-260,774.22-104,083.92

Finding the Fourth Proportional to 188,966.85, 260,774.22 and 104,083.92

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Solution

The fourth proportional to 188,966.85, 260,774.22 and 104,083.92 is: 143,635.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,966.85 : 260,774.22 = 104,083.92 : x
  2. Step 2: Convert to fraction form
    188,966.85/260,774.22 = 104,083.92/x
  3. Step 3: Cross multiply
    188,966.85x = 260,774.22 × 104,083.92
  4. Step 4: Simplify right side
    188,966.85x = 27,142,403,052.54
  5. Step 5: Solve for x
    x = 27,142,403,052.54/188,966.85
  6. Step 6: Final answer
    x = 143,635.79

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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.