Home / 67,025.30-100,537.89-17,105.40

Finding the Fourth Proportional to 67,025.30, 100,537.89 and 17,105.40

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Solution

The fourth proportional to 67,025.30, 100,537.89 and 17,105.40 is: 25,658.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,025.30 : 100,537.89 = 17,105.40 : x
  2. Step 2: Convert to fraction form
    67,025.30/100,537.89 = 17,105.40/x
  3. Step 3: Cross multiply
    67,025.30x = 100,537.89 × 17,105.40
  4. Step 4: Simplify right side
    67,025.30x = 1,719,740,759.46
  5. Step 5: Solve for x
    x = 1,719,740,759.46/67,025.30
  6. Step 6: Final answer
    x = 25,658.09

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1.5x scale

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.