Home / 57,764.05-86,654.30-17,786.39

Finding the Fourth Proportional to 57,764.05, 86,654.30 and 17,786.39

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Solution

The fourth proportional to 57,764.05, 86,654.30 and 17,786.39 is: 26,682.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,764.05 : 86,654.30 = 17,786.39 : x
  2. Step 2: Convert to fraction form
    57,764.05/86,654.30 = 17,786.39/x
  3. Step 3: Cross multiply
    57,764.05x = 86,654.30 × 17,786.39
  4. Step 4: Simplify right side
    57,764.05x = 1,541,266,652.77
  5. Step 5: Solve for x
    x = 1,541,266,652.77/57,764.05
  6. Step 6: Final answer
    x = 26,682.11

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1.5x scale

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.