Home / 54,756.24-82,134.44-13,203.24

Finding the Fourth Proportional to 54,756.24, 82,134.44 and 13,203.24

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Solution

The fourth proportional to 54,756.24, 82,134.44 and 13,203.24 is: 19,804.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,756.24 : 82,134.44 = 13,203.24 : x
  2. Step 2: Convert to fraction form
    54,756.24/82,134.44 = 13,203.24/x
  3. Step 3: Cross multiply
    54,756.24x = 82,134.44 × 13,203.24
  4. Step 4: Simplify right side
    54,756.24x = 1,084,440,657.57
  5. Step 5: Solve for x
    x = 1,084,440,657.57/54,756.24
  6. Step 6: Final answer
    x = 19,804.88

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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.