Home / 165,199.55-227,961.22-91,614.34

Finding the Fourth Proportional to 165,199.55, 227,961.22 and 91,614.34

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Solution

The fourth proportional to 165,199.55, 227,961.22 and 91,614.34 is: 126,419.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,199.55 : 227,961.22 = 91,614.34 : x
  2. Step 2: Convert to fraction form
    165,199.55/227,961.22 = 91,614.34/x
  3. Step 3: Cross multiply
    165,199.55x = 227,961.22 × 91,614.34
  4. Step 4: Simplify right side
    165,199.55x = 20,884,516,943.59
  5. Step 5: Solve for x
    x = 20,884,516,943.59/165,199.55
  6. Step 6: Final answer
    x = 126,419.94

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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.