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Finding the Fourth Proportional to 38,672.44, 57,968.16 and 16,195.95

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Solution

The fourth proportional to 38,672.44, 57,968.16 and 16,195.95 is: 24,276.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,672.44 : 57,968.16 = 16,195.95 : x
  2. Step 2: Convert to fraction form
    38,672.44/57,968.16 = 16,195.95/x
  3. Step 3: Cross multiply
    38,672.44x = 57,968.16 × 16,195.95
  4. Step 4: Simplify right side
    38,672.44x = 938,849,420.95
  5. Step 5: Solve for x
    x = 938,849,420.95/38,672.44
  6. Step 6: Final answer
    x = 24,276.96

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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.