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Finding the Fourth Proportional to 104.77, 157.15 and 32.63

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Solution

The fourth proportional to 104.77, 157.15 and 32.63 is: 48.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    104.77 : 157.15 = 32.63 : x
  2. Step 2: Convert to fraction form
    104.77/157.15 = 32.63/x
  3. Step 3: Cross multiply
    104.77x = 157.15 × 32.63
  4. Step 4: Simplify right side
    104.77x = 5,126.86
  5. Step 5: Solve for x
    x = 5,126.86/104.77
  6. Step 6: Final answer
    x = 48.93

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.