Home / 106,530.12-159,825.96-34,481.52

Finding the Fourth Proportional to 106,530.12, 159,825.96 and 34,481.52

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Solution

The fourth proportional to 106,530.12, 159,825.96 and 34,481.52 is: 51,732.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,530.12 : 159,825.96 = 34,481.52 : x
  2. Step 2: Convert to fraction form
    106,530.12/159,825.96 = 34,481.52/x
  3. Step 3: Cross multiply
    106,530.12x = 159,825.96 × 34,481.52
  4. Step 4: Simplify right side
    106,530.12x = 5,511,042,036.26
  5. Step 5: Solve for x
    x = 5,511,042,036.26/106,530.12
  6. Step 6: Final answer
    x = 51,732.24

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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.