Home / 108,279.20-162,413.04-34,401.44

Finding the Fourth Proportional to 108,279.20, 162,413.04 and 34,401.44

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Solution

The fourth proportional to 108,279.20, 162,413.04 and 34,401.44 is: 51,600.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,279.20 : 162,413.04 = 34,401.44 : x
  2. Step 2: Convert to fraction form
    108,279.20/162,413.04 = 34,401.44/x
  3. Step 3: Cross multiply
    108,279.20x = 162,413.04 × 34,401.44
  4. Step 4: Simplify right side
    108,279.20x = 5,587,242,450.78
  5. Step 5: Solve for x
    x = 5,587,242,450.78/108,279.20
  6. Step 6: Final answer
    x = 51,600.33

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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.