Home / 130,944.06-196,427.41-36,174.21

Finding the Fourth Proportional to 130,944.06, 196,427.41 and 36,174.21

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Solution

The fourth proportional to 130,944.06, 196,427.41 and 36,174.21 is: 54,264.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,944.06 : 196,427.41 = 36,174.21 : x
  2. Step 2: Convert to fraction form
    130,944.06/196,427.41 = 36,174.21/x
  3. Step 3: Cross multiply
    130,944.06x = 196,427.41 × 36,174.21
  4. Step 4: Simplify right side
    130,944.06x = 7,105,606,379.10
  5. Step 5: Solve for x
    x = 7,105,606,379.10/130,944.06
  6. Step 6: Final answer
    x = 54,264.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.