Home / 89,201.79-123,097.46-51,475.23

Finding the Fourth Proportional to 89,201.79, 123,097.46 and 51,475.23

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Solution

The fourth proportional to 89,201.79, 123,097.46 and 51,475.23 is: 71,035.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,201.79 : 123,097.46 = 51,475.23 : x
  2. Step 2: Convert to fraction form
    89,201.79/123,097.46 = 51,475.23/x
  3. Step 3: Cross multiply
    89,201.79x = 123,097.46 × 51,475.23
  4. Step 4: Simplify right side
    89,201.79x = 6,336,469,808.54
  5. Step 5: Solve for x
    x = 6,336,469,808.54/89,201.79
  6. Step 6: Final answer
    x = 71,035.23

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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.