Home / 40,879.99-61,320.02-11,297.85

Finding the Fourth Proportional to 40,879.99, 61,320.02 and 11,297.85

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Solution

The fourth proportional to 40,879.99, 61,320.02 and 11,297.85 is: 16,946.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,879.99 : 61,320.02 = 11,297.85 : x
  2. Step 2: Convert to fraction form
    40,879.99/61,320.02 = 11,297.85/x
  3. Step 3: Cross multiply
    40,879.99x = 61,320.02 × 11,297.85
  4. Step 4: Simplify right side
    40,879.99x = 692,784,387.96
  5. Step 5: Solve for x
    x = 692,784,387.96/40,879.99
  6. Step 6: Final answer
    x = 16,946.78

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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.