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Finding the Fourth Proportional to 36,653.52, 50,564.04 and 21,738.96

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Solution

The fourth proportional to 36,653.52, 50,564.04 and 21,738.96 is: 29,989.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,653.52 : 50,564.04 = 21,738.96 : x
  2. Step 2: Convert to fraction form
    36,653.52/50,564.04 = 21,738.96/x
  3. Step 3: Cross multiply
    36,653.52x = 50,564.04 × 21,738.96
  4. Step 4: Simplify right side
    36,653.52x = 1,099,209,643.00
  5. Step 5: Solve for x
    x = 1,099,209,643.00/36,653.52
  6. Step 6: Final answer
    x = 29,989.20

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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.