Home / 104,520.59-144,298.26-68,814.41

Finding the Fourth Proportional to 104,520.59, 144,298.26 and 68,814.41

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Solution

The fourth proportional to 104,520.59, 144,298.26 and 68,814.41 is: 95,003.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,520.59 : 144,298.26 = 68,814.41 : x
  2. Step 2: Convert to fraction form
    104,520.59/144,298.26 = 68,814.41/x
  3. Step 3: Cross multiply
    104,520.59x = 144,298.26 × 68,814.41
  4. Step 4: Simplify right side
    104,520.59x = 9,929,798,904.44
  5. Step 5: Solve for x
    x = 9,929,798,904.44/104,520.59
  6. Step 6: Final answer
    x = 95,003.28

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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.