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Finding the Fourth Proportional to 168,576.63, 232,642.43 and 96,956.56

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Solution

The fourth proportional to 168,576.63, 232,642.43 and 96,956.56 is: 133,803.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,576.63 : 232,642.43 = 96,956.56 : x
  2. Step 2: Convert to fraction form
    168,576.63/232,642.43 = 96,956.56/x
  3. Step 3: Cross multiply
    168,576.63x = 232,642.43 × 96,956.56
  4. Step 4: Simplify right side
    168,576.63x = 22,556,209,722.84
  5. Step 5: Solve for x
    x = 22,556,209,722.84/168,576.63
  6. Step 6: Final answer
    x = 133,803.90

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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.