Home / 104,936.20-144,807.73-57,188.52

Finding the Fourth Proportional to 104,936.20, 144,807.73 and 57,188.52

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Solution

The fourth proportional to 104,936.20, 144,807.73 and 57,188.52 is: 78,917.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,936.20 : 144,807.73 = 57,188.52 : x
  2. Step 2: Convert to fraction form
    104,936.20/144,807.73 = 57,188.52/x
  3. Step 3: Cross multiply
    104,936.20x = 144,807.73 × 57,188.52
  4. Step 4: Simplify right side
    104,936.20x = 8,281,339,763.26
  5. Step 5: Solve for x
    x = 8,281,339,763.26/104,936.20
  6. Step 6: Final answer
    x = 78,917.85

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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.