Home / 68,272.20-94,221.36-38,059.20

Finding the Fourth Proportional to 68,272.20, 94,221.36 and 38,059.20

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Solution

The fourth proportional to 68,272.20, 94,221.36 and 38,059.20 is: 52,524.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,272.20 : 94,221.36 = 38,059.20 : x
  2. Step 2: Convert to fraction form
    68,272.20/94,221.36 = 38,059.20/x
  3. Step 3: Cross multiply
    68,272.20x = 94,221.36 × 38,059.20
  4. Step 4: Simplify right side
    68,272.20x = 3,585,989,584.51
  5. Step 5: Solve for x
    x = 3,585,989,584.51/68,272.20
  6. Step 6: Final answer
    x = 52,524.89

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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.