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Finding the Fourth Proportional to 59,682.78, 89,524.26 and 28,423.26

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Solution

The fourth proportional to 59,682.78, 89,524.26 and 28,423.26 is: 42,634.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,682.78 : 89,524.26 = 28,423.26 : x
  2. Step 2: Convert to fraction form
    59,682.78/89,524.26 = 28,423.26/x
  3. Step 3: Cross multiply
    59,682.78x = 89,524.26 × 28,423.26
  4. Step 4: Simplify right side
    59,682.78x = 2,544,571,318.29
  5. Step 5: Solve for x
    x = 2,544,571,318.29/59,682.78
  6. Step 6: Final answer
    x = 42,634.93

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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.