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Finding the Fourth Proportional to 185.07, 277.50 and 170.02

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Solution

The fourth proportional to 185.07, 277.50 and 170.02 is: 254.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    185.07 : 277.50 = 170.02 : x
  2. Step 2: Convert to fraction form
    185.07/277.50 = 170.02/x
  3. Step 3: Cross multiply
    185.07x = 277.50 × 170.02
  4. Step 4: Simplify right side
    185.07x = 47,179.16
  5. Step 5: Solve for x
    x = 47,179.16/185.07
  6. Step 6: Final answer
    x = 254.93

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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.