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Finding the Fourth Proportional to 44,672.40, 67,008.60 and 39,747.60

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Solution

The fourth proportional to 44,672.40, 67,008.60 and 39,747.60 is: 59,621.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,672.40 : 67,008.60 = 39,747.60 : x
  2. Step 2: Convert to fraction form
    44,672.40/67,008.60 = 39,747.60/x
  3. Step 3: Cross multiply
    44,672.40x = 67,008.60 × 39,747.60
  4. Step 4: Simplify right side
    44,672.40x = 2,663,431,029.36
  5. Step 5: Solve for x
    x = 2,663,431,029.36/44,672.40
  6. Step 6: Final answer
    x = 59,621.40

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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.