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Finding the Fourth Proportional to 171,117.98, 256,657.35 and 44,770.43

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Solution

The fourth proportional to 171,117.98, 256,657.35 and 44,770.43 is: 67,150.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,117.98 : 256,657.35 = 44,770.43 : x
  2. Step 2: Convert to fraction form
    171,117.98/256,657.35 = 44,770.43/x
  3. Step 3: Cross multiply
    171,117.98x = 256,657.35 × 44,770.43
  4. Step 4: Simplify right side
    171,117.98x = 11,490,658,638.87
  5. Step 5: Solve for x
    x = 11,490,658,638.87/171,117.98
  6. Step 6: Final answer
    x = 67,150.50

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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.