Home / 45,983.44-68,969.97-12,708.25

Finding the Fourth Proportional to 45,983.44, 68,969.97 and 12,708.25

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Solution

The fourth proportional to 45,983.44, 68,969.97 and 12,708.25 is: 19,060.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,983.44 : 68,969.97 = 12,708.25 : x
  2. Step 2: Convert to fraction form
    45,983.44/68,969.97 = 12,708.25/x
  3. Step 3: Cross multiply
    45,983.44x = 68,969.97 × 12,708.25
  4. Step 4: Simplify right side
    45,983.44x = 876,487,621.25
  5. Step 5: Solve for x
    x = 876,487,621.25/45,983.44
  6. Step 6: Final answer
    x = 19,060.94

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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.