Home / 107,377.24-161,065.65-27,415.18

Finding the Fourth Proportional to 107,377.24, 161,065.65 and 27,415.18

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Solution

The fourth proportional to 107,377.24, 161,065.65 and 27,415.18 is: 41,122.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,377.24 : 161,065.65 = 27,415.18 : x
  2. Step 2: Convert to fraction form
    107,377.24/161,065.65 = 27,415.18/x
  3. Step 3: Cross multiply
    107,377.24x = 161,065.65 × 27,415.18
  4. Step 4: Simplify right side
    107,377.24x = 4,415,643,786.57
  5. Step 5: Solve for x
    x = 4,415,643,786.57/107,377.24
  6. Step 6: Final answer
    x = 41,122.72

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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.