Home / 50,120.03-74,972.28-38,183.49

Finding the Fourth Proportional to 50,120.03, 74,972.28 and 38,183.49

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Solution

The fourth proportional to 50,120.03, 74,972.28 and 38,183.49 is: 57,116.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,120.03 : 74,972.28 = 38,183.49 : x
  2. Step 2: Convert to fraction form
    50,120.03/74,972.28 = 38,183.49/x
  3. Step 3: Cross multiply
    50,120.03x = 74,972.28 × 38,183.49
  4. Step 4: Simplify right side
    50,120.03x = 2,862,703,303.66
  5. Step 5: Solve for x
    x = 2,862,703,303.66/50,120.03
  6. Step 6: Final answer
    x = 57,116.95

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1.5x scale

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.