Home / 40,434.24-60,649.20-10,851.60

Finding the Fourth Proportional to 40,434.24, 60,649.20 and 10,851.60

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Solution

The fourth proportional to 40,434.24, 60,649.20 and 10,851.60 is: 16,276.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,434.24 : 60,649.20 = 10,851.60 : x
  2. Step 2: Convert to fraction form
    40,434.24/60,649.20 = 10,851.60/x
  3. Step 3: Cross multiply
    40,434.24x = 60,649.20 × 10,851.60
  4. Step 4: Simplify right side
    40,434.24x = 658,140,858.72
  5. Step 5: Solve for x
    x = 658,140,858.72/40,434.24
  6. Step 6: Final answer
    x = 16,276.82

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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.