Home / 37,900.91-56,834.87-20,127.69

Finding the Fourth Proportional to 37,900.91, 56,834.87 and 20,127.69

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Solution

The fourth proportional to 37,900.91, 56,834.87 and 20,127.69 is: 30,182.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,900.91 : 56,834.87 = 20,127.69 : x
  2. Step 2: Convert to fraction form
    37,900.91/56,834.87 = 20,127.69/x
  3. Step 3: Cross multiply
    37,900.91x = 56,834.87 × 20,127.69
  4. Step 4: Simplify right side
    37,900.91x = 1,143,954,543.91
  5. Step 5: Solve for x
    x = 1,143,954,543.91/37,900.91
  6. Step 6: Final answer
    x = 30,182.77

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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.