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Finding the Fourth Proportional to 36,539.81, 50,419.50 and 22,192.16

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Solution

The fourth proportional to 36,539.81, 50,419.50 and 22,192.16 is: 30,621.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,539.81 : 50,419.50 = 22,192.16 : x
  2. Step 2: Convert to fraction form
    36,539.81/50,419.50 = 22,192.16/x
  3. Step 3: Cross multiply
    36,539.81x = 50,419.50 × 22,192.16
  4. Step 4: Simplify right side
    36,539.81x = 1,118,917,359.02
  5. Step 5: Solve for x
    x = 1,118,917,359.02/36,539.81
  6. Step 6: Final answer
    x = 30,621.88

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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.