Home / 49,012.03-73,494.08-20,543.64

Finding the Fourth Proportional to 49,012.03, 73,494.08 and 20,543.64

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Solution

The fourth proportional to 49,012.03, 73,494.08 and 20,543.64 is: 30,805.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,012.03 : 73,494.08 = 20,543.64 : x
  2. Step 2: Convert to fraction form
    49,012.03/73,494.08 = 20,543.64/x
  3. Step 3: Cross multiply
    49,012.03x = 73,494.08 × 20,543.64
  4. Step 4: Simplify right side
    49,012.03x = 1,509,835,921.65
  5. Step 5: Solve for x
    x = 1,509,835,921.65/49,012.03
  6. Step 6: Final answer
    x = 30,805.41

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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.