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Finding the Fourth Proportional to 37,450.70, 56,240.85 and 19,954.70

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Solution

The fourth proportional to 37,450.70, 56,240.85 and 19,954.70 is: 29,966.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,450.70 : 56,240.85 = 19,954.70 : x
  2. Step 2: Convert to fraction form
    37,450.70/56,240.85 = 19,954.70/x
  3. Step 3: Cross multiply
    37,450.70x = 56,240.85 × 19,954.70
  4. Step 4: Simplify right side
    37,450.70x = 1,122,269,289.50
  5. Step 5: Solve for x
    x = 1,122,269,289.50/37,450.70
  6. Step 6: Final answer
    x = 29,966.58

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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.