Home / 147,556.88-203,850.56-96,690.48

Finding the Fourth Proportional to 147,556.88, 203,850.56 and 96,690.48

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Solution

The fourth proportional to 147,556.88, 203,850.56 and 96,690.48 is: 133,578.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,556.88 : 203,850.56 = 96,690.48 : x
  2. Step 2: Convert to fraction form
    147,556.88/203,850.56 = 96,690.48/x
  3. Step 3: Cross multiply
    147,556.88x = 203,850.56 × 96,690.48
  4. Step 4: Simplify right side
    147,556.88x = 19,710,408,494.67
  5. Step 5: Solve for x
    x = 19,710,408,494.67/147,556.88
  6. Step 6: Final answer
    x = 133,578.38

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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.