Home / 37,760.02-52,107.70-20,764.28

Finding the Fourth Proportional to 37,760.02, 52,107.70 and 20,764.28

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Solution

The fourth proportional to 37,760.02, 52,107.70 and 20,764.28 is: 28,654.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,760.02 : 52,107.70 = 20,764.28 : x
  2. Step 2: Convert to fraction form
    37,760.02/52,107.70 = 20,764.28/x
  3. Step 3: Cross multiply
    37,760.02x = 52,107.70 × 20,764.28
  4. Step 4: Simplify right side
    37,760.02x = 1,081,978,872.96
  5. Step 5: Solve for x
    x = 1,081,978,872.96/37,760.02
  6. Step 6: Final answer
    x = 28,654.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.