Home / 41,230.20-61,835.40-11,650.80

Finding the Fourth Proportional to 41,230.20, 61,835.40 and 11,650.80

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Solution

The fourth proportional to 41,230.20, 61,835.40 and 11,650.80 is: 17,473.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,230.20 : 61,835.40 = 11,650.80 : x
  2. Step 2: Convert to fraction form
    41,230.20/61,835.40 = 11,650.80/x
  3. Step 3: Cross multiply
    41,230.20x = 61,835.40 × 11,650.80
  4. Step 4: Simplify right side
    41,230.20x = 720,431,878.32
  5. Step 5: Solve for x
    x = 720,431,878.32/41,230.20
  6. Step 6: Final answer
    x = 17,473.40

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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.