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Finding the Fourth Proportional to 37,596, 56,394.90 and 12,636.36

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Solution

The fourth proportional to 37,596, 56,394.90 and 12,636.36 is: 18,954.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,596 : 56,394.90 = 12,636.36 : x
  2. Step 2: Convert to fraction form
    37,596/56,394.90 = 12,636.36/x
  3. Step 3: Cross multiply
    37,596x = 56,394.90 × 12,636.36
  4. Step 4: Simplify right side
    37,596x = 712,626,258.56
  5. Step 5: Solve for x
    x = 712,626,258.56/37,596
  6. Step 6: Final answer
    x = 18,954.84

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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.