Home / 189,738.02-261,828.24-104,850.02

Finding the Fourth Proportional to 189,738.02, 261,828.24 and 104,850.02

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Solution

The fourth proportional to 189,738.02, 261,828.24 and 104,850.02 is: 144,687.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,738.02 : 261,828.24 = 104,850.02 : x
  2. Step 2: Convert to fraction form
    189,738.02/261,828.24 = 104,850.02/x
  3. Step 3: Cross multiply
    189,738.02x = 261,828.24 × 104,850.02
  4. Step 4: Simplify right side
    189,738.02x = 27,452,696,200.56
  5. Step 5: Solve for x
    x = 27,452,696,200.56/189,738.02
  6. Step 6: Final answer
    x = 144,687.38

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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.