Home / 121,540.88-182,367.48-46,636.04

Finding the Fourth Proportional to 121,540.88, 182,367.48 and 46,636.04

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Solution

The fourth proportional to 121,540.88, 182,367.48 and 46,636.04 is: 69,975.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,540.88 : 182,367.48 = 46,636.04 : x
  2. Step 2: Convert to fraction form
    121,540.88/182,367.48 = 46,636.04/x
  3. Step 3: Cross multiply
    121,540.88x = 182,367.48 × 46,636.04
  4. Step 4: Simplify right side
    121,540.88x = 8,504,897,091.98
  5. Step 5: Solve for x
    x = 8,504,897,091.98/121,540.88
  6. Step 6: Final answer
    x = 69,975.61

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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.