Home / 125,876.10-188,786.73-41,616.36

Finding the Fourth Proportional to 125,876.10, 188,786.73 and 41,616.36

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Solution

The fourth proportional to 125,876.10, 188,786.73 and 41,616.36 is: 62,415.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,876.10 : 188,786.73 = 41,616.36 : x
  2. Step 2: Convert to fraction form
    125,876.10/188,786.73 = 41,616.36/x
  3. Step 3: Cross multiply
    125,876.10x = 188,786.73 × 41,616.36
  4. Step 4: Simplify right side
    125,876.10x = 7,856,616,518.90
  5. Step 5: Solve for x
    x = 7,856,616,518.90/125,876.10
  6. Step 6: Final answer
    x = 62,415.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.