Home / 104,928.37-144,796.93-57,180.69

Finding the Fourth Proportional to 104,928.37, 144,796.93 and 57,180.69

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Solution

The fourth proportional to 104,928.37, 144,796.93 and 57,180.69 is: 78,907.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,928.37 : 144,796.93 = 57,180.69 : x
  2. Step 2: Convert to fraction form
    104,928.37/144,796.93 = 57,180.69/x
  3. Step 3: Cross multiply
    104,928.37x = 144,796.93 × 57,180.69
  4. Step 4: Simplify right side
    104,928.37x = 8,279,588,367.28
  5. Step 5: Solve for x
    x = 8,279,588,367.28/104,928.37
  6. Step 6: Final answer
    x = 78,907.05

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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.