Home / 106,388.90-159,112.81-94,625.24

Finding the Fourth Proportional to 106,388.90, 159,112.81 and 94,625.24

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Solution

The fourth proportional to 106,388.90, 159,112.81 and 94,625.24 is: 141,519.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,388.90 : 159,112.81 = 94,625.24 : x
  2. Step 2: Convert to fraction form
    106,388.90/159,112.81 = 94,625.24/x
  3. Step 3: Cross multiply
    106,388.90x = 159,112.81 × 94,625.24
  4. Step 4: Simplify right side
    106,388.90x = 15,056,086,801.20
  5. Step 5: Solve for x
    x = 15,056,086,801.20/106,388.90
  6. Step 6: Final answer
    x = 141,519.34

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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.