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Finding the Fourth Proportional to 50,725.50, 76,088.49 and 17,893.50

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Solution

The fourth proportional to 50,725.50, 76,088.49 and 17,893.50 is: 26,840.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,725.50 : 76,088.49 = 17,893.50 : x
  2. Step 2: Convert to fraction form
    50,725.50/76,088.49 = 17,893.50/x
  3. Step 3: Cross multiply
    50,725.50x = 76,088.49 × 17,893.50
  4. Step 4: Simplify right side
    50,725.50x = 1,361,489,395.82
  5. Step 5: Solve for x
    x = 1,361,489,395.82/50,725.50
  6. Step 6: Final answer
    x = 26,840.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.