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Finding the Fourth Proportional to 62,706.96, 93,972 and 34,639.68

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Solution

The fourth proportional to 62,706.96, 93,972 and 34,639.68 is: 51,910.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,706.96 : 93,972 = 34,639.68 : x
  2. Step 2: Convert to fraction form
    62,706.96/93,972 = 34,639.68/x
  3. Step 3: Cross multiply
    62,706.96x = 93,972 × 34,639.68
  4. Step 4: Simplify right side
    62,706.96x = 3,255,160,008.96
  5. Step 5: Solve for x
    x = 3,255,160,008.96/62,706.96
  6. Step 6: Final answer
    x = 51,910.67

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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.