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Finding the Fourth Proportional to 155,524.54, 233,377.54 and 65,561.78

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Solution

The fourth proportional to 155,524.54, 233,377.54 and 65,561.78 is: 98,380.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,524.54 : 233,377.54 = 65,561.78 : x
  2. Step 2: Convert to fraction form
    155,524.54/233,377.54 = 65,561.78/x
  3. Step 3: Cross multiply
    155,524.54x = 233,377.54 × 65,561.78
  4. Step 4: Simplify right side
    155,524.54x = 15,300,647,353.96
  5. Step 5: Solve for x
    x = 15,300,647,353.96/155,524.54
  6. Step 6: Final answer
    x = 98,380.92

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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.