Home / 107,318.40-160,999.20-37,183.20

Finding the Fourth Proportional to 107,318.40, 160,999.20 and 37,183.20

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Solution

The fourth proportional to 107,318.40, 160,999.20 and 37,183.20 is: 55,782.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,318.40 : 160,999.20 = 37,183.20 : x
  2. Step 2: Convert to fraction form
    107,318.40/160,999.20 = 37,183.20/x
  3. Step 3: Cross multiply
    107,318.40x = 160,999.20 × 37,183.20
  4. Step 4: Simplify right side
    107,318.40x = 5,986,465,453.44
  5. Step 5: Solve for x
    x = 5,986,465,453.44/107,318.40
  6. Step 6: Final answer
    x = 55,782.28

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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.