Home / 84,387.58-126,594.33-25,216.54

Finding the Fourth Proportional to 84,387.58, 126,594.33 and 25,216.54

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Solution

The fourth proportional to 84,387.58, 126,594.33 and 25,216.54 is: 37,828.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,387.58 : 126,594.33 = 25,216.54 : x
  2. Step 2: Convert to fraction form
    84,387.58/126,594.33 = 25,216.54/x
  3. Step 3: Cross multiply
    84,387.58x = 126,594.33 × 25,216.54
  4. Step 4: Simplify right side
    84,387.58x = 3,192,270,986.22
  5. Step 5: Solve for x
    x = 3,192,270,986.22/84,387.58
  6. Step 6: Final answer
    x = 37,828.68

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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.