Home / 47,750.49-71,625.78-18,161.37

Finding the Fourth Proportional to 47,750.49, 71,625.78 and 18,161.37

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Solution

The fourth proportional to 47,750.49, 71,625.78 and 18,161.37 is: 27,242.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,750.49 : 71,625.78 = 18,161.37 : x
  2. Step 2: Convert to fraction form
    47,750.49/71,625.78 = 18,161.37/x
  3. Step 3: Cross multiply
    47,750.49x = 71,625.78 × 18,161.37
  4. Step 4: Simplify right side
    47,750.49x = 1,300,822,292.12
  5. Step 5: Solve for x
    x = 1,300,822,292.12/47,750.49
  6. Step 6: Final answer
    x = 27,242.07

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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.