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Finding the Fourth Proportional to 36,730, 50,687.58 and 19,963

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Solution

The fourth proportional to 36,730, 50,687.58 and 19,963 is: 27,549.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,730 : 50,687.58 = 19,963 : x
  2. Step 2: Convert to fraction form
    36,730/50,687.58 = 19,963/x
  3. Step 3: Cross multiply
    36,730x = 50,687.58 × 19,963
  4. Step 4: Simplify right side
    36,730x = 1,011,876,159.54
  5. Step 5: Solve for x
    x = 1,011,876,159.54/36,730
  6. Step 6: Final answer
    x = 27,549.04

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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.