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Finding the Fourth Proportional to 67,862.86, 93,650.36 and 37,647.88

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Solution

The fourth proportional to 67,862.86, 93,650.36 and 37,647.88 is: 51,953.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,862.86 : 93,650.36 = 37,647.88 : x
  2. Step 2: Convert to fraction form
    67,862.86/93,650.36 = 37,647.88/x
  3. Step 3: Cross multiply
    67,862.86x = 93,650.36 × 37,647.88
  4. Step 4: Simplify right side
    67,862.86x = 3,525,737,515.24
  5. Step 5: Solve for x
    x = 3,525,737,515.24/67,862.86
  6. Step 6: Final answer
    x = 51,953.86

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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.