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Finding the Fourth Proportional to 36,601.36, 50,509.93 and 19,834.36

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Solution

The fourth proportional to 36,601.36, 50,509.93 and 19,834.36 is: 27,371.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,601.36 : 50,509.93 = 19,834.36 : x
  2. Step 2: Convert to fraction form
    36,601.36/50,509.93 = 19,834.36/x
  3. Step 3: Cross multiply
    36,601.36x = 50,509.93 × 19,834.36
  4. Step 4: Simplify right side
    36,601.36x = 1,001,831,833.06
  5. Step 5: Solve for x
    x = 1,001,831,833.06/36,601.36
  6. Step 6: Final answer
    x = 27,371.44

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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.