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Finding the Fourth Proportional to 45.16, 62.37 and 35.50

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Solution

The fourth proportional to 45.16, 62.37 and 35.50 is: 49.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45.16 : 62.37 = 35.50 : x
  2. Step 2: Convert to fraction form
    45.16/62.37 = 35.50/x
  3. Step 3: Cross multiply
    45.16x = 62.37 × 35.50
  4. Step 4: Simplify right side
    45.16x = 2,214.14
  5. Step 5: Solve for x
    x = 2,214.14/45.16
  6. Step 6: Final answer
    x = 49.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.