Home / 67,032.30-100,548.34-17,112.39

Finding the Fourth Proportional to 67,032.30, 100,548.34 and 17,112.39

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Solution

The fourth proportional to 67,032.30, 100,548.34 and 17,112.39 is: 25,668.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,032.30 : 100,548.34 = 17,112.39 : x
  2. Step 2: Convert to fraction form
    67,032.30/100,548.34 = 17,112.39/x
  3. Step 3: Cross multiply
    67,032.30x = 100,548.34 × 17,112.39
  4. Step 4: Simplify right side
    67,032.30x = 1,720,622,616.52
  5. Step 5: Solve for x
    x = 1,720,622,616.52/67,032.30
  6. Step 6: Final answer
    x = 25,668.56

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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.