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Finding the Fourth Proportional to 50,285.44, 69,393.96 and 27,929.44

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Solution

The fourth proportional to 50,285.44, 69,393.96 and 27,929.44 is: 38,542.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,285.44 : 69,393.96 = 27,929.44 : x
  2. Step 2: Convert to fraction form
    50,285.44/69,393.96 = 27,929.44/x
  3. Step 3: Cross multiply
    50,285.44x = 69,393.96 × 27,929.44
  4. Step 4: Simplify right side
    50,285.44x = 1,938,134,442.18
  5. Step 5: Solve for x
    x = 1,938,134,442.18/50,285.44
  6. Step 6: Final answer
    x = 38,542.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.