Home / 127,822.73-176,408.48-76,852.06

Finding the Fourth Proportional to 127,822.73, 176,408.48 and 76,852.06

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Solution

The fourth proportional to 127,822.73, 176,408.48 and 76,852.06 is: 106,063.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,822.73 : 176,408.48 = 76,852.06 : x
  2. Step 2: Convert to fraction form
    127,822.73/176,408.48 = 76,852.06/x
  3. Step 3: Cross multiply
    127,822.73x = 176,408.48 × 76,852.06
  4. Step 4: Simplify right side
    127,822.73x = 13,557,354,840.58
  5. Step 5: Solve for x
    x = 13,557,354,840.58/127,822.73
  6. Step 6: Final answer
    x = 106,063.73

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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.