Home / 53,379.90-80,033.40-25,313.40

Finding the Fourth Proportional to 53,379.90, 80,033.40 and 25,313.40

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Solution

The fourth proportional to 53,379.90, 80,033.40 and 25,313.40 is: 37,952.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,379.90 : 80,033.40 = 25,313.40 : x
  2. Step 2: Convert to fraction form
    53,379.90/80,033.40 = 25,313.40/x
  3. Step 3: Cross multiply
    53,379.90x = 80,033.40 × 25,313.40
  4. Step 4: Simplify right side
    53,379.90x = 2,025,917,467.56
  5. Step 5: Solve for x
    x = 2,025,917,467.56/53,379.90
  6. Step 6: Final answer
    x = 37,952.81

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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.