Home / 73,679.02-110,525.46-20,374.54

Finding the Fourth Proportional to 73,679.02, 110,525.46 and 20,374.54

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Solution

The fourth proportional to 73,679.02, 110,525.46 and 20,374.54 is: 30,563.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,679.02 : 110,525.46 = 20,374.54 : x
  2. Step 2: Convert to fraction form
    73,679.02/110,525.46 = 20,374.54/x
  3. Step 3: Cross multiply
    73,679.02x = 110,525.46 × 20,374.54
  4. Step 4: Simplify right side
    73,679.02x = 2,251,905,405.79
  5. Step 5: Solve for x
    x = 2,251,905,405.79/73,679.02
  6. Step 6: Final answer
    x = 30,563.73

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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.