Home / 189,377.88-261,341.28-104,494.96

Finding the Fourth Proportional to 189,377.88, 261,341.28 and 104,494.96

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Solution

The fourth proportional to 189,377.88, 261,341.28 and 104,494.96 is: 144,202.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,377.88 : 261,341.28 = 104,494.96 : x
  2. Step 2: Convert to fraction form
    189,377.88/261,341.28 = 104,494.96/x
  3. Step 3: Cross multiply
    189,377.88x = 261,341.28 × 104,494.96
  4. Step 4: Simplify right side
    189,377.88x = 27,308,846,599.95
  5. Step 5: Solve for x
    x = 27,308,846,599.95/189,377.88
  6. Step 6: Final answer
    x = 144,202.94

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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.