Home / 189,202.56-261,098.82-104,324.28

Finding the Fourth Proportional to 189,202.56, 261,098.82 and 104,324.28

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Solution

The fourth proportional to 189,202.56, 261,098.82 and 104,324.28 is: 143,967.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,202.56 : 261,098.82 = 104,324.28 : x
  2. Step 2: Convert to fraction form
    189,202.56/261,098.82 = 104,324.28/x
  3. Step 3: Cross multiply
    189,202.56x = 261,098.82 × 104,324.28
  4. Step 4: Simplify right side
    189,202.56x = 27,238,946,405.35
  5. Step 5: Solve for x
    x = 27,238,946,405.35/189,202.56
  6. Step 6: Final answer
    x = 143,967.11

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1.5x scale

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.