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Finding the Fourth Proportional to 57,904.20, 86,853.06 and 16,350.12

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Solution

The fourth proportional to 57,904.20, 86,853.06 and 16,350.12 is: 24,524.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,904.20 : 86,853.06 = 16,350.12 : x
  2. Step 2: Convert to fraction form
    57,904.20/86,853.06 = 16,350.12/x
  3. Step 3: Cross multiply
    57,904.20x = 86,853.06 × 16,350.12
  4. Step 4: Simplify right side
    57,904.20x = 1,420,057,953.37
  5. Step 5: Solve for x
    x = 1,420,057,953.37/57,904.20
  6. Step 6: Final answer
    x = 24,524.27

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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.