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Finding the Fourth Proportional to 37,952.91, 56,942.55 and 16,907.90

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Solution

The fourth proportional to 37,952.91, 56,942.55 and 16,907.90 is: 25,367.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,952.91 : 56,942.55 = 16,907.90 : x
  2. Step 2: Convert to fraction form
    37,952.91/56,942.55 = 16,907.90/x
  3. Step 3: Cross multiply
    37,952.91x = 56,942.55 × 16,907.90
  4. Step 4: Simplify right side
    37,952.91x = 962,778,656.43
  5. Step 5: Solve for x
    x = 962,778,656.43/37,952.91
  6. Step 6: Final answer
    x = 25,367.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.