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Finding the Fourth Proportional to 62,807.36, 86,670.08 and 35,950.08

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Solution

The fourth proportional to 62,807.36, 86,670.08 and 35,950.08 is: 49,608.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,807.36 : 86,670.08 = 35,950.08 : x
  2. Step 2: Convert to fraction form
    62,807.36/86,670.08 = 35,950.08/x
  3. Step 3: Cross multiply
    62,807.36x = 86,670.08 × 35,950.08
  4. Step 4: Simplify right side
    62,807.36x = 3,115,796,309.61
  5. Step 5: Solve for x
    x = 3,115,796,309.61/62,807.36
  6. Step 6: Final answer
    x = 49,608.78

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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.