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Finding the Fourth Proportional to 37,940.40, 56,953.80 and 22,366.80

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Solution

The fourth proportional to 37,940.40, 56,953.80 and 22,366.80 is: 33,575.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,940.40 : 56,953.80 = 22,366.80 : x
  2. Step 2: Convert to fraction form
    37,940.40/56,953.80 = 22,366.80/x
  3. Step 3: Cross multiply
    37,940.40x = 56,953.80 × 22,366.80
  4. Step 4: Simplify right side
    37,940.40x = 1,273,874,253.84
  5. Step 5: Solve for x
    x = 1,273,874,253.84/37,940.40
  6. Step 6: Final answer
    x = 33,575.67

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1.5x scale

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.