Home / 57,530.24-86,293.31-20,090.17

Finding the Fourth Proportional to 57,530.24, 86,293.31 and 20,090.17

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Solution

The fourth proportional to 57,530.24, 86,293.31 and 20,090.17 is: 30,134.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,530.24 : 86,293.31 = 20,090.17 : x
  2. Step 2: Convert to fraction form
    57,530.24/86,293.31 = 20,090.17/x
  3. Step 3: Cross multiply
    57,530.24x = 86,293.31 × 20,090.17
  4. Step 4: Simplify right side
    57,530.24x = 1,733,646,789.78
  5. Step 5: Solve for x
    x = 1,733,646,789.78/57,530.24
  6. Step 6: Final answer
    x = 30,134.53

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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.