Home / 106,107.77-146,431.50-58,362.37

Finding the Fourth Proportional to 106,107.77, 146,431.50 and 58,362.37

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Solution

The fourth proportional to 106,107.77, 146,431.50 and 58,362.37 is: 80,541.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,107.77 : 146,431.50 = 58,362.37 : x
  2. Step 2: Convert to fraction form
    106,107.77/146,431.50 = 58,362.37/x
  3. Step 3: Cross multiply
    106,107.77x = 146,431.50 × 58,362.37
  4. Step 4: Simplify right side
    106,107.77x = 8,546,089,621.39
  5. Step 5: Solve for x
    x = 8,546,089,621.39/106,107.77
  6. Step 6: Final answer
    x = 80,541.60

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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.