Home / 117,739.97-176,616.06-38,860.35

Finding the Fourth Proportional to 117,739.97, 176,616.06 and 38,860.35

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Solution

The fourth proportional to 117,739.97, 176,616.06 and 38,860.35 is: 58,292.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,739.97 : 176,616.06 = 38,860.35 : x
  2. Step 2: Convert to fraction form
    117,739.97/176,616.06 = 38,860.35/x
  3. Step 3: Cross multiply
    117,739.97x = 176,616.06 × 38,860.35
  4. Step 4: Simplify right side
    117,739.97x = 6,863,361,907.22
  5. Step 5: Solve for x
    x = 6,863,361,907.22/117,739.97
  6. Step 6: Final answer
    x = 58,292.54

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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.