Home / 104,396.22-144,067.16-56,649.56

Finding the Fourth Proportional to 104,396.22, 144,067.16 and 56,649.56

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Solution

The fourth proportional to 104,396.22, 144,067.16 and 56,649.56 is: 78,176.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,396.22 : 144,067.16 = 56,649.56 : x
  2. Step 2: Convert to fraction form
    104,396.22/144,067.16 = 56,649.56/x
  3. Step 3: Cross multiply
    104,396.22x = 144,067.16 × 56,649.56
  4. Step 4: Simplify right side
    104,396.22x = 8,161,341,224.45
  5. Step 5: Solve for x
    x = 8,161,341,224.45/104,396.22
  6. Step 6: Final answer
    x = 78,176.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.