Home / 164,545.06-227,076.34-100,917.94

Finding the Fourth Proportional to 164,545.06, 227,076.34 and 100,917.94

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Solution

The fourth proportional to 164,545.06, 227,076.34 and 100,917.94 is: 139,269.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,545.06 : 227,076.34 = 100,917.94 : x
  2. Step 2: Convert to fraction form
    164,545.06/227,076.34 = 100,917.94/x
  3. Step 3: Cross multiply
    164,545.06x = 227,076.34 × 100,917.94
  4. Step 4: Simplify right side
    164,545.06x = 22,916,076,455.54
  5. Step 5: Solve for x
    x = 22,916,076,455.54/164,545.06
  6. Step 6: Final answer
    x = 139,269.31

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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.