Home / 54,848.21-82,272.31-13,295.21

Finding the Fourth Proportional to 54,848.21, 82,272.31 and 13,295.21

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Solution

The fourth proportional to 54,848.21, 82,272.31 and 13,295.21 is: 19,942.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,848.21 : 82,272.31 = 13,295.21 : x
  2. Step 2: Convert to fraction form
    54,848.21/82,272.31 = 13,295.21/x
  3. Step 3: Cross multiply
    54,848.21x = 82,272.31 × 13,295.21
  4. Step 4: Simplify right side
    54,848.21x = 1,093,827,638.64
  5. Step 5: Solve for x
    x = 1,093,827,638.64/54,848.21
  6. Step 6: Final answer
    x = 19,942.81

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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.