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Finding the Fourth Proportional to 36,725.68, 50,681.46 and 19,958.68

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Solution

The fourth proportional to 36,725.68, 50,681.46 and 19,958.68 is: 27,542.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,725.68 : 50,681.46 = 19,958.68 : x
  2. Step 2: Convert to fraction form
    36,725.68/50,681.46 = 19,958.68/x
  3. Step 3: Cross multiply
    36,725.68x = 50,681.46 × 19,958.68
  4. Step 4: Simplify right side
    36,725.68x = 1,011,535,042.07
  5. Step 5: Solve for x
    x = 1,011,535,042.07/36,725.68
  6. Step 6: Final answer
    x = 27,542.99

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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.