Home / 189,589.46-261,635.01-104,707.94

Finding the Fourth Proportional to 189,589.46, 261,635.01 and 104,707.94

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Solution

The fourth proportional to 189,589.46, 261,635.01 and 104,707.94 is: 144,497.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,589.46 : 261,635.01 = 104,707.94 : x
  2. Step 2: Convert to fraction form
    189,589.46/261,635.01 = 104,707.94/x
  3. Step 3: Cross multiply
    189,589.46x = 261,635.01 × 104,707.94
  4. Step 4: Simplify right side
    189,589.46x = 27,395,262,928.98
  5. Step 5: Solve for x
    x = 27,395,262,928.98/189,589.46
  6. Step 6: Final answer
    x = 144,497.82

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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.