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Finding the Fourth Proportional to 170.01, 254.99 and 48.27

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Solution

The fourth proportional to 170.01, 254.99 and 48.27 is: 72.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    170.01 : 254.99 = 48.27 : x
  2. Step 2: Convert to fraction form
    170.01/254.99 = 48.27/x
  3. Step 3: Cross multiply
    170.01x = 254.99 × 48.27
  4. Step 4: Simplify right side
    170.01x = 12,308.37
  5. Step 5: Solve for x
    x = 12,308.37/170.01
  6. Step 6: Final answer
    x = 72.40

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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.