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Finding the Fourth Proportional to 36,584.18, 50,486.16 and 19,817.18

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Solution

The fourth proportional to 36,584.18, 50,486.16 and 19,817.18 is: 27,347.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,584.18 : 50,486.16 = 19,817.18 : x
  2. Step 2: Convert to fraction form
    36,584.18/50,486.16 = 19,817.18/x
  3. Step 3: Cross multiply
    36,584.18x = 50,486.16 × 19,817.18
  4. Step 4: Simplify right side
    36,584.18x = 1,000,493,320.23
  5. Step 5: Solve for x
    x = 1,000,493,320.23/36,584.18
  6. Step 6: Final answer
    x = 27,347.70

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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.