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Finding the Fourth Proportional to 45.86, 63.63 and 44.06

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Solution

The fourth proportional to 45.86, 63.63 and 44.06 is: 61.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45.86 : 63.63 = 44.06 : x
  2. Step 2: Convert to fraction form
    45.86/63.63 = 44.06/x
  3. Step 3: Cross multiply
    45.86x = 63.63 × 44.06
  4. Step 4: Simplify right side
    45.86x = 2,803.22
  5. Step 5: Solve for x
    x = 2,803.22/45.86
  6. Step 6: Final answer
    x = 61.13

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.