Home / 189,546.20-261,566.90-104,661.44

Finding the Fourth Proportional to 189,546.20, 261,566.90 and 104,661.44

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Solution

The fourth proportional to 189,546.20, 261,566.90 and 104,661.44 is: 144,429.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,546.20 : 261,566.90 = 104,661.44 : x
  2. Step 2: Convert to fraction form
    189,546.20/261,566.90 = 104,661.44/x
  3. Step 3: Cross multiply
    189,546.20x = 261,566.90 × 104,661.44
  4. Step 4: Simplify right side
    189,546.20x = 27,375,968,410.34
  5. Step 5: Solve for x
    x = 27,375,968,410.34/189,546.20
  6. Step 6: Final answer
    x = 144,429.00

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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.