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Finding the Fourth Proportional to 169,502.88, 254,265.12 and 57,194.40

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Solution

The fourth proportional to 169,502.88, 254,265.12 and 57,194.40 is: 85,795.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,502.88 : 254,265.12 = 57,194.40 : x
  2. Step 2: Convert to fraction form
    169,502.88/254,265.12 = 57,194.40/x
  3. Step 3: Cross multiply
    169,502.88x = 254,265.12 × 57,194.40
  4. Step 4: Simplify right side
    169,502.88x = 14,542,540,979.33
  5. Step 5: Solve for x
    x = 14,542,540,979.33/169,502.88
  6. Step 6: Final answer
    x = 85,795.24

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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.