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Finding the Fourth Proportional to 67,725.97, 93,457.74 and 37,509.49

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Solution

The fourth proportional to 67,725.97, 93,457.74 and 37,509.49 is: 51,760.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,725.97 : 93,457.74 = 37,509.49 : x
  2. Step 2: Convert to fraction form
    67,725.97/93,457.74 = 37,509.49/x
  3. Step 3: Cross multiply
    67,725.97x = 93,457.74 × 37,509.49
  4. Step 4: Simplify right side
    67,725.97x = 3,505,552,163.95
  5. Step 5: Solve for x
    x = 3,505,552,163.95/67,725.97
  6. Step 6: Final answer
    x = 51,760.83

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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.