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Finding the Fourth Proportional to 67,485.80, 93,136.02 and 37,273.88

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Solution

The fourth proportional to 67,485.80, 93,136.02 and 37,273.88 is: 51,441.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,485.80 : 93,136.02 = 37,273.88 : x
  2. Step 2: Convert to fraction form
    67,485.80/93,136.02 = 37,273.88/x
  3. Step 3: Cross multiply
    67,485.80x = 93,136.02 × 37,273.88
  4. Step 4: Simplify right side
    67,485.80x = 3,471,540,833.16
  5. Step 5: Solve for x
    x = 3,471,540,833.16/67,485.80
  6. Step 6: Final answer
    x = 51,441.06

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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.