Home / 104,442.31-144,131.43-56,696.05

Finding the Fourth Proportional to 104,442.31, 144,131.43 and 56,696.05

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Solution

The fourth proportional to 104,442.31, 144,131.43 and 56,696.05 is: 78,241.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,442.31 : 144,131.43 = 56,696.05 : x
  2. Step 2: Convert to fraction form
    104,442.31/144,131.43 = 56,696.05/x
  3. Step 3: Cross multiply
    104,442.31x = 144,131.43 × 56,696.05
  4. Step 4: Simplify right side
    104,442.31x = 8,171,682,761.85
  5. Step 5: Solve for x
    x = 8,171,682,761.85/104,442.31
  6. Step 6: Final answer
    x = 78,241.11

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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.