Home / 73,399.02-110,098.52-20,808.96

Finding the Fourth Proportional to 73,399.02, 110,098.52 and 20,808.96

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Solution

The fourth proportional to 73,399.02, 110,098.52 and 20,808.96 is: 31,213.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,399.02 : 110,098.52 = 20,808.96 : x
  2. Step 2: Convert to fraction form
    73,399.02/110,098.52 = 20,808.96/x
  3. Step 3: Cross multiply
    73,399.02x = 110,098.52 × 20,808.96
  4. Step 4: Simplify right side
    73,399.02x = 2,291,035,594.69
  5. Step 5: Solve for x
    x = 2,291,035,594.69/73,399.02
  6. Step 6: Final answer
    x = 31,213.44

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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.