Home / 165,141.83-227,896.18-97,161.37

Finding the Fourth Proportional to 165,141.83, 227,896.18 and 97,161.37

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Solution

The fourth proportional to 165,141.83, 227,896.18 and 97,161.37 is: 134,082.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,141.83 : 227,896.18 = 97,161.37 : x
  2. Step 2: Convert to fraction form
    165,141.83/227,896.18 = 97,161.37/x
  3. Step 3: Cross multiply
    165,141.83x = 227,896.18 × 97,161.37
  4. Step 4: Simplify right side
    165,141.83x = 22,142,704,253.92
  5. Step 5: Solve for x
    x = 22,142,704,253.92/165,141.83
  6. Step 6: Final answer
    x = 134,082.95

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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.