Home / 124,931.77-187,392.18-36,183.31

Finding the Fourth Proportional to 124,931.77, 187,392.18 and 36,183.31

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Solution

The fourth proportional to 124,931.77, 187,392.18 and 36,183.31 is: 54,273.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,931.77 : 187,392.18 = 36,183.31 : x
  2. Step 2: Convert to fraction form
    124,931.77/187,392.18 = 36,183.31/x
  3. Step 3: Cross multiply
    124,931.77x = 187,392.18 × 36,183.31
  4. Step 4: Simplify right side
    124,931.77x = 6,780,469,007.72
  5. Step 5: Solve for x
    x = 6,780,469,007.72/124,931.77
  6. Step 6: Final answer
    x = 54,273.38

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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.