Home / 189,375.33-261,343.38-104,497.86

Finding the Fourth Proportional to 189,375.33, 261,343.38 and 104,497.86

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Solution

The fourth proportional to 189,375.33, 261,343.38 and 104,497.86 is: 144,210.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,375.33 : 261,343.38 = 104,497.86 : x
  2. Step 2: Convert to fraction form
    189,375.33/261,343.38 = 104,497.86/x
  3. Step 3: Cross multiply
    189,375.33x = 261,343.38 × 104,497.86
  4. Step 4: Simplify right side
    189,375.33x = 27,309,823,935.17
  5. Step 5: Solve for x
    x = 27,309,823,935.17/189,375.33
  6. Step 6: Final answer
    x = 144,210.04

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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.