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Finding the Fourth Proportional to 102,667, 154,061.94 and 44,299

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Solution

The fourth proportional to 102,667, 154,061.94 and 44,299 is: 66,475.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,667 : 154,061.94 = 44,299 : x
  2. Step 2: Convert to fraction form
    102,667/154,061.94 = 44,299/x
  3. Step 3: Cross multiply
    102,667x = 154,061.94 × 44,299
  4. Step 4: Simplify right side
    102,667x = 6,824,789,880.06
  5. Step 5: Solve for x
    x = 6,824,789,880.06/102,667
  6. Step 6: Final answer
    x = 66,475.01

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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.