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Finding the Fourth Proportional to 163,667.88, 245,500.02 and 43,724.70

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Solution

The fourth proportional to 163,667.88, 245,500.02 and 43,724.70 is: 65,586.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,667.88 : 245,500.02 = 43,724.70 : x
  2. Step 2: Convert to fraction form
    163,667.88/245,500.02 = 43,724.70/x
  3. Step 3: Cross multiply
    163,667.88x = 245,500.02 × 43,724.70
  4. Step 4: Simplify right side
    163,667.88x = 10,734,414,724.49
  5. Step 5: Solve for x
    x = 10,734,414,724.49/163,667.88
  6. Step 6: Final answer
    x = 65,586.57

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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.