Home / 40,822.80-61,234.20-40,563.60

Finding the Fourth Proportional to 40,822.80, 61,234.20 and 40,563.60

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Solution

The fourth proportional to 40,822.80, 61,234.20 and 40,563.60 is: 60,845.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,822.80 : 61,234.20 = 40,563.60 : x
  2. Step 2: Convert to fraction form
    40,822.80/61,234.20 = 40,563.60/x
  3. Step 3: Cross multiply
    40,822.80x = 61,234.20 × 40,563.60
  4. Step 4: Simplify right side
    40,822.80x = 2,483,879,595.12
  5. Step 5: Solve for x
    x = 2,483,879,595.12/40,822.80
  6. Step 6: Final answer
    x = 60,845.40

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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.