Home / 106,872.40-160,286.73-36,757.18

Finding the Fourth Proportional to 106,872.40, 160,286.73 and 36,757.18

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Solution

The fourth proportional to 106,872.40, 160,286.73 and 36,757.18 is: 55,128.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,872.40 : 160,286.73 = 36,757.18 : x
  2. Step 2: Convert to fraction form
    106,872.40/160,286.73 = 36,757.18/x
  3. Step 3: Cross multiply
    106,872.40x = 160,286.73 × 36,757.18
  4. Step 4: Simplify right side
    106,872.40x = 5,891,688,186.22
  5. Step 5: Solve for x
    x = 5,891,688,186.22/106,872.40
  6. Step 6: Final answer
    x = 55,128.25

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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.