Home / 49,976.60-74,954.10-21,896.60

Finding the Fourth Proportional to 49,976.60, 74,954.10 and 21,896.60

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Solution

The fourth proportional to 49,976.60, 74,954.10 and 21,896.60 is: 32,840.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,976.60 : 74,954.10 = 21,896.60 : x
  2. Step 2: Convert to fraction form
    49,976.60/74,954.10 = 21,896.60/x
  3. Step 3: Cross multiply
    49,976.60x = 74,954.10 × 21,896.60
  4. Step 4: Simplify right side
    49,976.60x = 1,641,239,946.06
  5. Step 5: Solve for x
    x = 1,641,239,946.06/49,976.60
  6. Step 6: Final answer
    x = 32,840.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.