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Finding the Fourth Proportional to 48,637.50, 72,914.49 and 17,043.18

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Solution

The fourth proportional to 48,637.50, 72,914.49 and 17,043.18 is: 25,550.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,637.50 : 72,914.49 = 17,043.18 : x
  2. Step 2: Convert to fraction form
    48,637.50/72,914.49 = 17,043.18/x
  3. Step 3: Cross multiply
    48,637.50x = 72,914.49 × 17,043.18
  4. Step 4: Simplify right side
    48,637.50x = 1,242,694,777.68
  5. Step 5: Solve for x
    x = 1,242,694,777.68/48,637.50
  6. Step 6: Final answer
    x = 25,550.14

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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.