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Finding the Fourth Proportional to 170.04, 254.10 and 124.08

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Solution

The fourth proportional to 170.04, 254.10 and 124.08 is: 185.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    170.04 : 254.10 = 124.08 : x
  2. Step 2: Convert to fraction form
    170.04/254.10 = 124.08/x
  3. Step 3: Cross multiply
    170.04x = 254.10 × 124.08
  4. Step 4: Simplify right side
    170.04x = 31,528.73
  5. Step 5: Solve for x
    x = 31,528.73/170.04
  6. Step 6: Final answer
    x = 185.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.