Home / 107,046.24-160,481.64-40,448.48

Finding the Fourth Proportional to 107,046.24, 160,481.64 and 40,448.48

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Solution

The fourth proportional to 107,046.24, 160,481.64 and 40,448.48 is: 60,639.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,046.24 : 160,481.64 = 40,448.48 : x
  2. Step 2: Convert to fraction form
    107,046.24/160,481.64 = 40,448.48/x
  3. Step 3: Cross multiply
    107,046.24x = 160,481.64 × 40,448.48
  4. Step 4: Simplify right side
    107,046.24x = 6,491,238,405.91
  5. Step 5: Solve for x
    x = 6,491,238,405.91/107,046.24
  6. Step 6: Final answer
    x = 60,639.57

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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.