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Finding the Fourth Proportional to 62,163.72, 93,154.86 and 30,956.04

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Solution

The fourth proportional to 62,163.72, 93,154.86 and 30,956.04 is: 46,388.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,163.72 : 93,154.86 = 30,956.04 : x
  2. Step 2: Convert to fraction form
    62,163.72/93,154.86 = 30,956.04/x
  3. Step 3: Cross multiply
    62,163.72x = 93,154.86 × 30,956.04
  4. Step 4: Simplify right side
    62,163.72x = 2,883,705,572.35
  5. Step 5: Solve for x
    x = 2,883,705,572.35/62,163.72
  6. Step 6: Final answer
    x = 46,388.88

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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.