Home / 104,251.36-143,865.32-58,927.75

Finding the Fourth Proportional to 104,251.36, 143,865.32 and 58,927.75

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Solution

The fourth proportional to 104,251.36, 143,865.32 and 58,927.75 is: 81,319.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,251.36 : 143,865.32 = 58,927.75 : x
  2. Step 2: Convert to fraction form
    104,251.36/143,865.32 = 58,927.75/x
  3. Step 3: Cross multiply
    104,251.36x = 143,865.32 × 58,927.75
  4. Step 4: Simplify right side
    104,251.36x = 8,477,660,262.77
  5. Step 5: Solve for x
    x = 8,477,660,262.77/104,251.36
  6. Step 6: Final answer
    x = 81,319.42

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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.