Home / 189,392.44-261,363.06-104,515.24

Finding the Fourth Proportional to 189,392.44, 261,363.06 and 104,515.24

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Solution

The fourth proportional to 189,392.44, 261,363.06 and 104,515.24 is: 144,231.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,392.44 : 261,363.06 = 104,515.24 : x
  2. Step 2: Convert to fraction form
    189,392.44/261,363.06 = 104,515.24/x
  3. Step 3: Cross multiply
    189,392.44x = 261,363.06 × 104,515.24
  4. Step 4: Simplify right side
    189,392.44x = 27,316,422,943.03
  5. Step 5: Solve for x
    x = 27,316,422,943.03/189,392.44
  6. Step 6: Final answer
    x = 144,231.85

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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.