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Finding the Fourth Proportional to 67,272.78, 92,836.02 and 37,057.41

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Solution

The fourth proportional to 67,272.78, 92,836.02 and 37,057.41 is: 51,139.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,272.78 : 92,836.02 = 37,057.41 : x
  2. Step 2: Convert to fraction form
    67,272.78/92,836.02 = 37,057.41/x
  3. Step 3: Cross multiply
    67,272.78x = 92,836.02 × 37,057.41
  4. Step 4: Simplify right side
    67,272.78x = 3,440,262,455.91
  5. Step 5: Solve for x
    x = 3,440,262,455.91/67,272.78
  6. Step 6: Final answer
    x = 51,139.00

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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.