Home / 67,694.02-101,556.87-20,944.42

Finding the Fourth Proportional to 67,694.02, 101,556.87 and 20,944.42

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Solution

The fourth proportional to 67,694.02, 101,556.87 and 20,944.42 is: 31,421.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,694.02 : 101,556.87 = 20,944.42 : x
  2. Step 2: Convert to fraction form
    67,694.02/101,556.87 = 20,944.42/x
  3. Step 3: Cross multiply
    67,694.02x = 101,556.87 × 20,944.42
  4. Step 4: Simplify right side
    67,694.02x = 2,127,049,739.17
  5. Step 5: Solve for x
    x = 2,127,049,739.17/67,694.02
  6. Step 6: Final answer
    x = 31,421.53

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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.