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Finding the Fourth Proportional to 37,123.85, 55,679.85 and 10,822.44

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Solution

The fourth proportional to 37,123.85, 55,679.85 and 10,822.44 is: 16,231.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,123.85 : 55,679.85 = 10,822.44 : x
  2. Step 2: Convert to fraction form
    37,123.85/55,679.85 = 10,822.44/x
  3. Step 3: Cross multiply
    37,123.85x = 55,679.85 × 10,822.44
  4. Step 4: Simplify right side
    37,123.85x = 602,591,835.83
  5. Step 5: Solve for x
    x = 602,591,835.83/37,123.85
  6. Step 6: Final answer
    x = 16,231.93

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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.