Home / 189,568.88-261,604.04-104,685.92

Finding the Fourth Proportional to 189,568.88, 261,604.04 and 104,685.92

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Solution

The fourth proportional to 189,568.88, 261,604.04 and 104,685.92 is: 144,466.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,568.88 : 261,604.04 = 104,685.92 : x
  2. Step 2: Convert to fraction form
    189,568.88/261,604.04 = 104,685.92/x
  3. Step 3: Cross multiply
    189,568.88x = 261,604.04 × 104,685.92
  4. Step 4: Simplify right side
    189,568.88x = 27,386,259,603.12
  5. Step 5: Solve for x
    x = 27,386,259,603.12/189,568.88
  6. Step 6: Final answer
    x = 144,466.01

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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.