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Finding the Fourth Proportional to 62,798.98, 86,662.61 and 34,504.67

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Solution

The fourth proportional to 62,798.98, 86,662.61 and 34,504.67 is: 47,616.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,798.98 : 86,662.61 = 34,504.67 : x
  2. Step 2: Convert to fraction form
    62,798.98/86,662.61 = 34,504.67/x
  3. Step 3: Cross multiply
    62,798.98x = 86,662.61 × 34,504.67
  4. Step 4: Simplify right side
    62,798.98x = 2,990,264,759.39
  5. Step 5: Solve for x
    x = 2,990,264,759.39/62,798.98
  6. Step 6: Final answer
    x = 47,616.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.