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Finding the Fourth Proportional to 69,300.41, 103,963.44 and 21,927.43

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Solution

The fourth proportional to 69,300.41, 103,963.44 and 21,927.43 is: 32,895.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,300.41 : 103,963.44 = 21,927.43 : x
  2. Step 2: Convert to fraction form
    69,300.41/103,963.44 = 21,927.43/x
  3. Step 3: Cross multiply
    69,300.41x = 103,963.44 × 21,927.43
  4. Step 4: Simplify right side
    69,300.41x = 2,279,650,793.25
  5. Step 5: Solve for x
    x = 2,279,650,793.25/69,300.41
  6. Step 6: Final answer
    x = 32,895.20

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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.