Home / 123,634.92-170,615.34-67,046.25

Finding the Fourth Proportional to 123,634.92, 170,615.34 and 67,046.25

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Solution

The fourth proportional to 123,634.92, 170,615.34 and 67,046.25 is: 92,523.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,634.92 : 170,615.34 = 67,046.25 : x
  2. Step 2: Convert to fraction form
    123,634.92/170,615.34 = 67,046.25/x
  3. Step 3: Cross multiply
    123,634.92x = 170,615.34 × 67,046.25
  4. Step 4: Simplify right side
    123,634.92x = 11,439,118,739.48
  5. Step 5: Solve for x
    x = 11,439,118,739.48/123,634.92
  6. Step 6: Final answer
    x = 92,523.36

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Double scale
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Similar ratio
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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.