Home / 77,519.08-106,977.06-43,982.44

Finding the Fourth Proportional to 77,519.08, 106,977.06 and 43,982.44

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Solution

The fourth proportional to 77,519.08, 106,977.06 and 43,982.44 is: 60,696.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,519.08 : 106,977.06 = 43,982.44 : x
  2. Step 2: Convert to fraction form
    77,519.08/106,977.06 = 43,982.44/x
  3. Step 3: Cross multiply
    77,519.08x = 106,977.06 × 43,982.44
  4. Step 4: Simplify right side
    77,519.08x = 4,705,112,122.83
  5. Step 5: Solve for x
    x = 4,705,112,122.83/77,519.08
  6. Step 6: Final answer
    x = 60,696.18

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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.