Home / 73,725.20-110,566.20-34,272.80

Finding the Fourth Proportional to 73,725.20, 110,566.20 and 34,272.80

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Solution

The fourth proportional to 73,725.20, 110,566.20 and 34,272.80 is: 51,399.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,725.20 : 110,566.20 = 34,272.80 : x
  2. Step 2: Convert to fraction form
    73,725.20/110,566.20 = 34,272.80/x
  3. Step 3: Cross multiply
    73,725.20x = 110,566.20 × 34,272.80
  4. Step 4: Simplify right side
    73,725.20x = 3,789,413,259.36
  5. Step 5: Solve for x
    x = 3,789,413,259.36/73,725.20
  6. Step 6: Final answer
    x = 51,399.16

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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.