Home / 272,828.73-376,503.49-158,174

Finding the Fourth Proportional to 272,828.73, 376,503.49 and 158,174

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Solution

The fourth proportional to 272,828.73, 376,503.49 and 158,174 is: 218,280.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,828.73 : 376,503.49 = 158,174 : x
  2. Step 2: Convert to fraction form
    272,828.73/376,503.49 = 158,174/x
  3. Step 3: Cross multiply
    272,828.73x = 376,503.49 × 158,174
  4. Step 4: Simplify right side
    272,828.73x = 59,553,063,027.26
  5. Step 5: Solve for x
    x = 59,553,063,027.26/272,828.73
  6. Step 6: Final answer
    x = 218,280.03

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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.