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Finding the Fourth Proportional to 171,241.50, 256,863.06 and 60,433.50

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Solution

The fourth proportional to 171,241.50, 256,863.06 and 60,433.50 is: 90,650.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,241.50 : 256,863.06 = 60,433.50 : x
  2. Step 2: Convert to fraction form
    171,241.50/256,863.06 = 60,433.50/x
  3. Step 3: Cross multiply
    171,241.50x = 256,863.06 × 60,433.50
  4. Step 4: Simplify right side
    171,241.50x = 15,523,133,736.51
  5. Step 5: Solve for x
    x = 15,523,133,736.51/171,241.50
  6. Step 6: Final answer
    x = 90,650.54

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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.