Home / 49,064.40-73,606.20-20,984.40

Finding the Fourth Proportional to 49,064.40, 73,606.20 and 20,984.40

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Solution

The fourth proportional to 49,064.40, 73,606.20 and 20,984.40 is: 31,480.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,064.40 : 73,606.20 = 20,984.40 : x
  2. Step 2: Convert to fraction form
    49,064.40/73,606.20 = 20,984.40/x
  3. Step 3: Cross multiply
    49,064.40x = 73,606.20 × 20,984.40
  4. Step 4: Simplify right side
    49,064.40x = 1,544,581,943.28
  5. Step 5: Solve for x
    x = 1,544,581,943.28/49,064.40
  6. Step 6: Final answer
    x = 31,480.71

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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.