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Finding the Fourth Proportional to 68,024.88, 101,933.46 and 28,560.54

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Solution

The fourth proportional to 68,024.88, 101,933.46 and 28,560.54 is: 42,797.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,024.88 : 101,933.46 = 28,560.54 : x
  2. Step 2: Convert to fraction form
    68,024.88/101,933.46 = 28,560.54/x
  3. Step 3: Cross multiply
    68,024.88x = 101,933.46 × 28,560.54
  4. Step 4: Simplify right side
    68,024.88x = 2,911,274,661.67
  5. Step 5: Solve for x
    x = 2,911,274,661.67/68,024.88
  6. Step 6: Final answer
    x = 42,797.20

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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.