Home / 67,227.02-100,836.88-20,476.25

Finding the Fourth Proportional to 67,227.02, 100,836.88 and 20,476.25

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Solution

The fourth proportional to 67,227.02, 100,836.88 and 20,476.25 is: 30,713.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,227.02 : 100,836.88 = 20,476.25 : x
  2. Step 2: Convert to fraction form
    67,227.02/100,836.88 = 20,476.25/x
  3. Step 3: Cross multiply
    67,227.02x = 100,836.88 × 20,476.25
  4. Step 4: Simplify right side
    67,227.02x = 2,064,761,164.10
  5. Step 5: Solve for x
    x = 2,064,761,164.10/67,227.02
  6. Step 6: Final answer
    x = 30,713.26

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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.