Home / 205,083.09-307,633.68-62,917.83

Finding the Fourth Proportional to 205,083.09, 307,633.68 and 62,917.83

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Solution

The fourth proportional to 205,083.09, 307,633.68 and 62,917.83 is: 94,379.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,083.09 : 307,633.68 = 62,917.83 : x
  2. Step 2: Convert to fraction form
    205,083.09/307,633.68 = 62,917.83/x
  3. Step 3: Cross multiply
    205,083.09x = 307,633.68 × 62,917.83
  4. Step 4: Simplify right side
    205,083.09x = 19,355,643,580.51
  5. Step 5: Solve for x
    x = 19,355,643,580.51/205,083.09
  6. Step 6: Final answer
    x = 94,379.52

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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.