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Finding the Fourth Proportional to 174,173.88, 261,198.12 and 60,290.74

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Solution

The fourth proportional to 174,173.88, 261,198.12 and 60,290.74 is: 90,414.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,173.88 : 261,198.12 = 60,290.74 : x
  2. Step 2: Convert to fraction form
    174,173.88/261,198.12 = 60,290.74/x
  3. Step 3: Cross multiply
    174,173.88x = 261,198.12 × 60,290.74
  4. Step 4: Simplify right side
    174,173.88x = 15,747,827,941.41
  5. Step 5: Solve for x
    x = 15,747,827,941.41/174,173.88
  6. Step 6: Final answer
    x = 90,414.41

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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.