Home / 56,112.53-77,435.26-35,969.41

Finding the Fourth Proportional to 56,112.53, 77,435.26 and 35,969.41

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Solution

The fourth proportional to 56,112.53, 77,435.26 and 35,969.41 is: 49,637.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,112.53 : 77,435.26 = 35,969.41 : x
  2. Step 2: Convert to fraction form
    56,112.53/77,435.26 = 35,969.41/x
  3. Step 3: Cross multiply
    56,112.53x = 77,435.26 × 35,969.41
  4. Step 4: Simplify right side
    56,112.53x = 2,785,300,331.88
  5. Step 5: Solve for x
    x = 2,785,300,331.88/56,112.53
  6. Step 6: Final answer
    x = 49,637.76

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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.