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Finding the Fourth Proportional to 132,680.88, 183,091.32 and 73,064.88

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Solution

The fourth proportional to 132,680.88, 183,091.32 and 73,064.88 is: 100,824.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,680.88 : 183,091.32 = 73,064.88 : x
  2. Step 2: Convert to fraction form
    132,680.88/183,091.32 = 73,064.88/x
  3. Step 3: Cross multiply
    132,680.88x = 183,091.32 × 73,064.88
  4. Step 4: Simplify right side
    132,680.88x = 13,377,545,324.84
  5. Step 5: Solve for x
    x = 13,377,545,324.84/132,680.88
  6. Step 6: Final answer
    x = 100,824.97

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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.