Home / 49,065.01-73,579.66-20,987.12

Finding the Fourth Proportional to 49,065.01, 73,579.66 and 20,987.12

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Solution

The fourth proportional to 49,065.01, 73,579.66 and 20,987.12 is: 31,473.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,065.01 : 73,579.66 = 20,987.12 : x
  2. Step 2: Convert to fraction form
    49,065.01/73,579.66 = 20,987.12/x
  3. Step 3: Cross multiply
    49,065.01x = 73,579.66 × 20,987.12
  4. Step 4: Simplify right side
    49,065.01x = 1,544,224,786.08
  5. Step 5: Solve for x
    x = 1,544,224,786.08/49,065.01
  6. Step 6: Final answer
    x = 31,473.04

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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.