Home / 104,158.31-143,747.30-58,844.60

Finding the Fourth Proportional to 104,158.31, 143,747.30 and 58,844.60

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Solution

The fourth proportional to 104,158.31, 143,747.30 and 58,844.60 is: 81,210.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,158.31 : 143,747.30 = 58,844.60 : x
  2. Step 2: Convert to fraction form
    104,158.31/143,747.30 = 58,844.60/x
  3. Step 3: Cross multiply
    104,158.31x = 143,747.30 × 58,844.60
  4. Step 4: Simplify right side
    104,158.31x = 8,458,751,356.62
  5. Step 5: Solve for x
    x = 8,458,751,356.62/104,158.31
  6. Step 6: Final answer
    x = 81,210.53

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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.