Home / 163,734.88-225,954.48-96,671.20

Finding the Fourth Proportional to 163,734.88, 225,954.48 and 96,671.20

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Solution

The fourth proportional to 163,734.88, 225,954.48 and 96,671.20 is: 133,406.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,734.88 : 225,954.48 = 96,671.20 : x
  2. Step 2: Convert to fraction form
    163,734.88/225,954.48 = 96,671.20/x
  3. Step 3: Cross multiply
    163,734.88x = 225,954.48 × 96,671.20
  4. Step 4: Simplify right side
    163,734.88x = 21,843,290,726.98
  5. Step 5: Solve for x
    x = 21,843,290,726.98/163,734.88
  6. Step 6: Final answer
    x = 133,406.46

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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.