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Finding the Fourth Proportional to 62,698.92, 86,524.50 and 35,842.01

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Solution

The fourth proportional to 62,698.92, 86,524.50 and 35,842.01 is: 49,461.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,698.92 : 86,524.50 = 35,842.01 : x
  2. Step 2: Convert to fraction form
    62,698.92/86,524.50 = 35,842.01/x
  3. Step 3: Cross multiply
    62,698.92x = 86,524.50 × 35,842.01
  4. Step 4: Simplify right side
    62,698.92x = 3,101,211,994.25
  5. Step 5: Solve for x
    x = 3,101,211,994.25/62,698.92
  6. Step 6: Final answer
    x = 49,461.97

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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.