Home / 37,990.66-56,983.83-10,286.50

Finding the Fourth Proportional to 37,990.66, 56,983.83 and 10,286.50

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Solution

The fourth proportional to 37,990.66, 56,983.83 and 10,286.50 is: 15,429.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,990.66 : 56,983.83 = 10,286.50 : x
  2. Step 2: Convert to fraction form
    37,990.66/56,983.83 = 10,286.50/x
  3. Step 3: Cross multiply
    37,990.66x = 56,983.83 × 10,286.50
  4. Step 4: Simplify right side
    37,990.66x = 586,164,167.30
  5. Step 5: Solve for x
    x = 586,164,167.30/37,990.66
  6. Step 6: Final answer
    x = 15,429.17

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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.