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Finding the Fourth Proportional to 115,636.88, 173,463.76 and 49,069.44

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Solution

The fourth proportional to 115,636.88, 173,463.76 and 49,069.44 is: 73,607.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,636.88 : 173,463.76 = 49,069.44 : x
  2. Step 2: Convert to fraction form
    115,636.88/173,463.76 = 49,069.44/x
  3. Step 3: Cross multiply
    115,636.88x = 173,463.76 × 49,069.44
  4. Step 4: Simplify right side
    115,636.88x = 8,511,769,563.49
  5. Step 5: Solve for x
    x = 8,511,769,563.49/115,636.88
  6. Step 6: Final answer
    x = 73,607.74

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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.