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Finding the Fourth Proportional to 295.07, 442.53 and 112.37

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Solution

The fourth proportional to 295.07, 442.53 and 112.37 is: 168.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.07 : 442.53 = 112.37 : x
  2. Step 2: Convert to fraction form
    295.07/442.53 = 112.37/x
  3. Step 3: Cross multiply
    295.07x = 442.53 × 112.37
  4. Step 4: Simplify right side
    295.07x = 49,724.88
  5. Step 5: Solve for x
    x = 49,724.88/295.07
  6. Step 6: Final answer
    x = 168.52

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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.