Home / 79,194.03-118,778.66-25,885.60

Finding the Fourth Proportional to 79,194.03, 118,778.66 and 25,885.60

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Solution

The fourth proportional to 79,194.03, 118,778.66 and 25,885.60 is: 38,824.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,194.03 : 118,778.66 = 25,885.60 : x
  2. Step 2: Convert to fraction form
    79,194.03/118,778.66 = 25,885.60/x
  3. Step 3: Cross multiply
    79,194.03x = 118,778.66 × 25,885.60
  4. Step 4: Simplify right side
    79,194.03x = 3,074,656,751.87
  5. Step 5: Solve for x
    x = 3,074,656,751.87/79,194.03
  6. Step 6: Final answer
    x = 38,824.35

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1.5x scale

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.