Home / 49,090.56-67,742.64-27,867

Finding the Fourth Proportional to 49,090.56, 67,742.64 and 27,867

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Solution

The fourth proportional to 49,090.56, 67,742.64 and 27,867 is: 38,455.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,090.56 : 67,742.64 = 27,867 : x
  2. Step 2: Convert to fraction form
    49,090.56/67,742.64 = 27,867/x
  3. Step 3: Cross multiply
    49,090.56x = 67,742.64 × 27,867
  4. Step 4: Simplify right side
    49,090.56x = 1,887,784,148.88
  5. Step 5: Solve for x
    x = 1,887,784,148.88/49,090.56
  6. Step 6: Final answer
    x = 38,455.14

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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.