Home / 45,276.80-67,915.24-15,694.66

Finding the Fourth Proportional to 45,276.80, 67,915.24 and 15,694.66

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Solution

The fourth proportional to 45,276.80, 67,915.24 and 15,694.66 is: 23,542.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,276.80 : 67,915.24 = 15,694.66 : x
  2. Step 2: Convert to fraction form
    45,276.80/67,915.24 = 15,694.66/x
  3. Step 3: Cross multiply
    45,276.80x = 67,915.24 × 15,694.66
  4. Step 4: Simplify right side
    45,276.80x = 1,065,906,600.62
  5. Step 5: Solve for x
    x = 1,065,906,600.62/45,276.80
  6. Step 6: Final answer
    x = 23,542.00

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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.