Home / 36,115.04-49,832.30-20,199.60

Finding the Fourth Proportional to 36,115.04, 49,832.30 and 20,199.60

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Solution

The fourth proportional to 36,115.04, 49,832.30 and 20,199.60 is: 27,871.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,115.04 : 49,832.30 = 20,199.60 : x
  2. Step 2: Convert to fraction form
    36,115.04/49,832.30 = 20,199.60/x
  3. Step 3: Cross multiply
    36,115.04x = 49,832.30 × 20,199.60
  4. Step 4: Simplify right side
    36,115.04x = 1,006,592,527.08
  5. Step 5: Solve for x
    x = 1,006,592,527.08/36,115.04
  6. Step 6: Final answer
    x = 27,871.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.