Home / 54,829.20-82,114.20-37,203.60

Finding the Fourth Proportional to 54,829.20, 82,114.20 and 37,203.60

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Solution

The fourth proportional to 54,829.20, 82,114.20 and 37,203.60 is: 55,717.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,829.20 : 82,114.20 = 37,203.60 : x
  2. Step 2: Convert to fraction form
    54,829.20/82,114.20 = 37,203.60/x
  3. Step 3: Cross multiply
    54,829.20x = 82,114.20 × 37,203.60
  4. Step 4: Simplify right side
    54,829.20x = 3,054,943,851.12
  5. Step 5: Solve for x
    x = 3,054,943,851.12/54,829.20
  6. Step 6: Final answer
    x = 55,717.46

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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.