Home / 73,434.27-110,151.47-20,126.69

Finding the Fourth Proportional to 73,434.27, 110,151.47 and 20,126.69

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Solution

The fourth proportional to 73,434.27, 110,151.47 and 20,126.69 is: 30,190.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,434.27 : 110,151.47 = 20,126.69 : x
  2. Step 2: Convert to fraction form
    73,434.27/110,151.47 = 20,126.69/x
  3. Step 3: Cross multiply
    73,434.27x = 110,151.47 × 20,126.69
  4. Step 4: Simplify right side
    73,434.27x = 2,216,983,989.29
  5. Step 5: Solve for x
    x = 2,216,983,989.29/73,434.27
  6. Step 6: Final answer
    x = 30,190.05

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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.