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Finding the Fourth Proportional to 172,096.56, 237,513.60 and 96,644.88

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Solution

The fourth proportional to 172,096.56, 237,513.60 and 96,644.88 is: 133,381.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,096.56 : 237,513.60 = 96,644.88 : x
  2. Step 2: Convert to fraction form
    172,096.56/237,513.60 = 96,644.88/x
  3. Step 3: Cross multiply
    172,096.56x = 237,513.60 × 96,644.88
  4. Step 4: Simplify right side
    172,096.56x = 22,954,473,370.37
  5. Step 5: Solve for x
    x = 22,954,473,370.37/172,096.56
  6. Step 6: Final answer
    x = 133,381.36

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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.