Home / 71,058.36-98,055.24-40,843.74

Finding the Fourth Proportional to 71,058.36, 98,055.24 and 40,843.74

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Solution

The fourth proportional to 71,058.36, 98,055.24 and 40,843.74 is: 56,361.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,058.36 : 98,055.24 = 40,843.74 : x
  2. Step 2: Convert to fraction form
    71,058.36/98,055.24 = 40,843.74/x
  3. Step 3: Cross multiply
    71,058.36x = 98,055.24 × 40,843.74
  4. Step 4: Simplify right side
    71,058.36x = 4,004,942,728.20
  5. Step 5: Solve for x
    x = 4,004,942,728.20/71,058.36
  6. Step 6: Final answer
    x = 56,361.32

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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.