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Finding the Fourth Proportional to 35,109.76, 48,450 and 19,194.16

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Solution

The fourth proportional to 35,109.76, 48,450 and 19,194.16 is: 26,487.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,109.76 : 48,450 = 19,194.16 : x
  2. Step 2: Convert to fraction form
    35,109.76/48,450 = 19,194.16/x
  3. Step 3: Cross multiply
    35,109.76x = 48,450 × 19,194.16
  4. Step 4: Simplify right side
    35,109.76x = 929,957,052
  5. Step 5: Solve for x
    x = 929,957,052/35,109.76
  6. Step 6: Final answer
    x = 26,487.14

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