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Finding the Fourth Proportional to 237,659.36, 327,955.68 and 130,208

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Solution

The fourth proportional to 237,659.36, 327,955.68 and 130,208 is: 179,679.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,659.36 : 327,955.68 = 130,208 : x
  2. Step 2: Convert to fraction form
    237,659.36/327,955.68 = 130,208/x
  3. Step 3: Cross multiply
    237,659.36x = 327,955.68 × 130,208
  4. Step 4: Simplify right side
    237,659.36x = 42,702,453,181.44
  5. Step 5: Solve for x
    x = 42,702,453,181.44/237,659.36
  6. Step 6: Final answer
    x = 179,679.24

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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.