Home / 54,202.21-81,303.32-35,729.89

Finding the Fourth Proportional to 54,202.21, 81,303.32 and 35,729.89

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Solution

The fourth proportional to 54,202.21, 81,303.32 and 35,729.89 is: 53,594.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,202.21 : 81,303.32 = 35,729.89 : x
  2. Step 2: Convert to fraction form
    54,202.21/81,303.32 = 35,729.89/x
  3. Step 3: Cross multiply
    54,202.21x = 81,303.32 × 35,729.89
  4. Step 4: Simplify right side
    54,202.21x = 2,904,958,501.59
  5. Step 5: Solve for x
    x = 2,904,958,501.59/54,202.21
  6. Step 6: Final answer
    x = 53,594.84

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Why These Related Problems?

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