Home / 47,029.34-70,542.16-11,969.91

Finding the Fourth Proportional to 47,029.34, 70,542.16 and 11,969.91

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Solution

The fourth proportional to 47,029.34, 70,542.16 and 11,969.91 is: 17,954.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,029.34 : 70,542.16 = 11,969.91 : x
  2. Step 2: Convert to fraction form
    47,029.34/70,542.16 = 11,969.91/x
  3. Step 3: Cross multiply
    47,029.34x = 70,542.16 × 11,969.91
  4. Step 4: Simplify right side
    47,029.34x = 844,383,276.48
  5. Step 5: Solve for x
    x = 844,383,276.48/47,029.34
  6. Step 6: Final answer
    x = 17,954.39

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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.