Home / 73,434.36-110,152.62-20,843.94

Finding the Fourth Proportional to 73,434.36, 110,152.62 and 20,843.94

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Solution

The fourth proportional to 73,434.36, 110,152.62 and 20,843.94 is: 31,266.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,434.36 : 110,152.62 = 20,843.94 : x
  2. Step 2: Convert to fraction form
    73,434.36/110,152.62 = 20,843.94/x
  3. Step 3: Cross multiply
    73,434.36x = 110,152.62 × 20,843.94
  4. Step 4: Simplify right side
    73,434.36x = 2,296,014,602.12
  5. Step 5: Solve for x
    x = 2,296,014,602.12/73,434.36
  6. Step 6: Final answer
    x = 31,266.22

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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.