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Finding the Fourth Proportional to 52,249.32, 78,373.98 and 36,736.20

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Solution

The fourth proportional to 52,249.32, 78,373.98 and 36,736.20 is: 55,104.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,249.32 : 78,373.98 = 36,736.20 : x
  2. Step 2: Convert to fraction form
    52,249.32/78,373.98 = 36,736.20/x
  3. Step 3: Cross multiply
    52,249.32x = 78,373.98 × 36,736.20
  4. Step 4: Simplify right side
    52,249.32x = 2,879,162,204.08
  5. Step 5: Solve for x
    x = 2,879,162,204.08/52,249.32
  6. Step 6: Final answer
    x = 55,104.30

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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.