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Finding the Fourth Proportional to 62,768.04, 86,618.94 and 35,917.14

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Solution

The fourth proportional to 62,768.04, 86,618.94 and 35,917.14 is: 49,565.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,768.04 : 86,618.94 = 35,917.14 : x
  2. Step 2: Convert to fraction form
    62,768.04/86,618.94 = 35,917.14/x
  3. Step 3: Cross multiply
    62,768.04x = 86,618.94 × 35,917.14
  4. Step 4: Simplify right side
    62,768.04x = 3,111,104,594.63
  5. Step 5: Solve for x
    x = 3,111,104,594.63/62,768.04
  6. Step 6: Final answer
    x = 49,565.11

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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.