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Finding the Fourth Proportional to 36,993.92, 55,482.60 and 10,692.80

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Solution

The fourth proportional to 36,993.92, 55,482.60 and 10,692.80 is: 16,036.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,993.92 : 55,482.60 = 10,692.80 : x
  2. Step 2: Convert to fraction form
    36,993.92/55,482.60 = 10,692.80/x
  3. Step 3: Cross multiply
    36,993.92x = 55,482.60 × 10,692.80
  4. Step 4: Simplify right side
    36,993.92x = 593,264,345.28
  5. Step 5: Solve for x
    x = 593,264,345.28/36,993.92
  6. Step 6: Final answer
    x = 16,036.81

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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.