Home / 67,975.48-101,963.22-21,232.36

Finding the Fourth Proportional to 67,975.48, 101,963.22 and 21,232.36

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Solution

The fourth proportional to 67,975.48, 101,963.22 and 21,232.36 is: 31,848.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,975.48 : 101,963.22 = 21,232.36 : x
  2. Step 2: Convert to fraction form
    67,975.48/101,963.22 = 21,232.36/x
  3. Step 3: Cross multiply
    67,975.48x = 101,963.22 × 21,232.36
  4. Step 4: Simplify right side
    67,975.48x = 2,164,919,793.80
  5. Step 5: Solve for x
    x = 2,164,919,793.80/67,975.48
  6. Step 6: Final answer
    x = 31,848.54

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Similar ratio
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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.