Home / 79,081.08-118,668.33-29,195.88

Finding the Fourth Proportional to 79,081.08, 118,668.33 and 29,195.88

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Solution

The fourth proportional to 79,081.08, 118,668.33 and 29,195.88 is: 43,811.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,081.08 : 118,668.33 = 29,195.88 : x
  2. Step 2: Convert to fraction form
    79,081.08/118,668.33 = 29,195.88/x
  3. Step 3: Cross multiply
    79,081.08x = 118,668.33 × 29,195.88
  4. Step 4: Simplify right side
    79,081.08x = 3,464,626,322.48
  5. Step 5: Solve for x
    x = 3,464,626,322.48/79,081.08
  6. Step 6: Final answer
    x = 43,811.06

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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.