Home / 49,932.48-68,904-29,812.08

Finding the Fourth Proportional to 49,932.48, 68,904 and 29,812.08

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Solution

The fourth proportional to 49,932.48, 68,904 and 29,812.08 is: 41,138.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,932.48 : 68,904 = 29,812.08 : x
  2. Step 2: Convert to fraction form
    49,932.48/68,904 = 29,812.08/x
  3. Step 3: Cross multiply
    49,932.48x = 68,904 × 29,812.08
  4. Step 4: Simplify right side
    49,932.48x = 2,054,171,560.32
  5. Step 5: Solve for x
    x = 2,054,171,560.32/49,932.48
  6. Step 6: Final answer
    x = 41,138.99

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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.