Home / 53,334.90-79,940.76-20,033.70

Finding the Fourth Proportional to 53,334.90, 79,940.76 and 20,033.70

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Solution

The fourth proportional to 53,334.90, 79,940.76 and 20,033.70 is: 30,027.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,334.90 : 79,940.76 = 20,033.70 : x
  2. Step 2: Convert to fraction form
    53,334.90/79,940.76 = 20,033.70/x
  3. Step 3: Cross multiply
    53,334.90x = 79,940.76 × 20,033.70
  4. Step 4: Simplify right side
    53,334.90x = 1,601,509,203.61
  5. Step 5: Solve for x
    x = 1,601,509,203.61/53,334.90
  6. Step 6: Final answer
    x = 30,027.42

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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.