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Finding the Fourth Proportional to 171,118.98, 256,658.85 and 44,771.43

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Solution

The fourth proportional to 171,118.98, 256,658.85 and 44,771.43 is: 67,152.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,118.98 : 256,658.85 = 44,771.43 : x
  2. Step 2: Convert to fraction form
    171,118.98/256,658.85 = 44,771.43/x
  3. Step 3: Cross multiply
    171,118.98x = 256,658.85 × 44,771.43
  4. Step 4: Simplify right side
    171,118.98x = 11,490,983,736.66
  5. Step 5: Solve for x
    x = 11,490,983,736.66/171,118.98
  6. Step 6: Final answer
    x = 67,152.01

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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.