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Finding the Fourth Proportional to 36,050.66, 49,749.63 and 20,952.16

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Solution

The fourth proportional to 36,050.66, 49,749.63 and 20,952.16 is: 28,913.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,050.66 : 49,749.63 = 20,952.16 : x
  2. Step 2: Convert to fraction form
    36,050.66/49,749.63 = 20,952.16/x
  3. Step 3: Cross multiply
    36,050.66x = 49,749.63 × 20,952.16
  4. Step 4: Simplify right side
    36,050.66x = 1,042,362,102.94
  5. Step 5: Solve for x
    x = 1,042,362,102.94/36,050.66
  6. Step 6: Final answer
    x = 28,913.81

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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.