Home / 74,287.80-111,373.38-50,843.16

Finding the Fourth Proportional to 74,287.80, 111,373.38 and 50,843.16

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Solution

The fourth proportional to 74,287.80, 111,373.38 and 50,843.16 is: 76,224.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,287.80 : 111,373.38 = 50,843.16 : x
  2. Step 2: Convert to fraction form
    74,287.80/111,373.38 = 50,843.16/x
  3. Step 3: Cross multiply
    74,287.80x = 111,373.38 × 50,843.16
  4. Step 4: Simplify right side
    74,287.80x = 5,662,574,579.08
  5. Step 5: Solve for x
    x = 5,662,574,579.08/74,287.80
  6. Step 6: Final answer
    x = 76,224.83

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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.