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Finding the Fourth Proportional to 49,759.08, 68,664.40 and 27,403.08

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Solution

The fourth proportional to 49,759.08, 68,664.40 and 27,403.08 is: 37,814.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,759.08 : 68,664.40 = 27,403.08 : x
  2. Step 2: Convert to fraction form
    49,759.08/68,664.40 = 27,403.08/x
  3. Step 3: Cross multiply
    49,759.08x = 68,664.40 × 27,403.08
  4. Step 4: Simplify right side
    49,759.08x = 1,881,616,046.35
  5. Step 5: Solve for x
    x = 1,881,616,046.35/49,759.08
  6. Step 6: Final answer
    x = 37,814.53

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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.