Home / 79,227.25-109,334.46-43,416.50

Finding the Fourth Proportional to 79,227.25, 109,334.46 and 43,416.50

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Solution

The fourth proportional to 79,227.25, 109,334.46 and 43,416.50 is: 59,915.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,227.25 : 109,334.46 = 43,416.50 : x
  2. Step 2: Convert to fraction form
    79,227.25/109,334.46 = 43,416.50/x
  3. Step 3: Cross multiply
    79,227.25x = 109,334.46 × 43,416.50
  4. Step 4: Simplify right side
    79,227.25x = 4,746,919,198.73
  5. Step 5: Solve for x
    x = 4,746,919,198.73/79,227.25
  6. Step 6: Final answer
    x = 59,915.24

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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.