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Finding the Fourth Proportional to 67,509.91, 93,163.66 and 37,701.91

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Solution

The fourth proportional to 67,509.91, 93,163.66 and 37,701.91 is: 52,028.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,509.91 : 93,163.66 = 37,701.91 : x
  2. Step 2: Convert to fraction form
    67,509.91/93,163.66 = 37,701.91/x
  3. Step 3: Cross multiply
    67,509.91x = 93,163.66 × 37,701.91
  4. Step 4: Simplify right side
    67,509.91x = 3,512,447,924.59
  5. Step 5: Solve for x
    x = 3,512,447,924.59/67,509.91
  6. Step 6: Final answer
    x = 52,028.63

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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.