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Finding the Fourth Proportional to 35,288.21, 48,697.81 and 19,373.68

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Solution

The fourth proportional to 35,288.21, 48,697.81 and 19,373.68 is: 26,735.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,288.21 : 48,697.81 = 19,373.68 : x
  2. Step 2: Convert to fraction form
    35,288.21/48,697.81 = 19,373.68/x
  3. Step 3: Cross multiply
    35,288.21x = 48,697.81 × 19,373.68
  4. Step 4: Simplify right side
    35,288.21x = 943,455,800.08
  5. Step 5: Solve for x
    x = 943,455,800.08/35,288.21
  6. Step 6: Final answer
    x = 26,735.73

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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.