Home / 79,000.85-118,477.17-41,540.60

Finding the Fourth Proportional to 79,000.85, 118,477.17 and 41,540.60

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Solution

The fourth proportional to 79,000.85, 118,477.17 and 41,540.60 is: 62,298.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,000.85 : 118,477.17 = 41,540.60 : x
  2. Step 2: Convert to fraction form
    79,000.85/118,477.17 = 41,540.60/x
  3. Step 3: Cross multiply
    79,000.85x = 118,477.17 × 41,540.60
  4. Step 4: Simplify right side
    79,000.85x = 4,921,612,135.72
  5. Step 5: Solve for x
    x = 4,921,612,135.72/79,000.85
  6. Step 6: Final answer
    x = 62,298.22

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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.