Home / 47,621.99-71,434.71-18,042.01

Finding the Fourth Proportional to 47,621.99, 71,434.71 and 18,042.01

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Solution

The fourth proportional to 47,621.99, 71,434.71 and 18,042.01 is: 27,063.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,621.99 : 71,434.71 = 18,042.01 : x
  2. Step 2: Convert to fraction form
    47,621.99/71,434.71 = 18,042.01/x
  3. Step 3: Cross multiply
    47,621.99x = 71,434.71 × 18,042.01
  4. Step 4: Simplify right side
    47,621.99x = 1,288,825,573.58
  5. Step 5: Solve for x
    x = 1,288,825,573.58/47,621.99
  6. Step 6: Final answer
    x = 27,063.66

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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.