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Finding the Fourth Proportional to 114,599.75, 171,968.75 and 48,935.75

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Solution

The fourth proportional to 114,599.75, 171,968.75 and 48,935.75 is: 73,433.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,599.75 : 171,968.75 = 48,935.75 : x
  2. Step 2: Convert to fraction form
    114,599.75/171,968.75 = 48,935.75/x
  3. Step 3: Cross multiply
    114,599.75x = 171,968.75 × 48,935.75
  4. Step 4: Simplify right side
    114,599.75x = 8,415,419,757.81
  5. Step 5: Solve for x
    x = 8,415,419,757.81/114,599.75
  6. Step 6: Final answer
    x = 73,433.14

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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.