Home / 179,556.98-247,777.50-98,985.20

Finding the Fourth Proportional to 179,556.98, 247,777.50 and 98,985.20

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Solution

The fourth proportional to 179,556.98, 247,777.50 and 98,985.20 is: 136,593.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,556.98 : 247,777.50 = 98,985.20 : x
  2. Step 2: Convert to fraction form
    179,556.98/247,777.50 = 98,985.20/x
  3. Step 3: Cross multiply
    179,556.98x = 247,777.50 × 98,985.20
  4. Step 4: Simplify right side
    179,556.98x = 24,526,305,393
  5. Step 5: Solve for x
    x = 24,526,305,393/179,556.98
  6. Step 6: Final answer
    x = 136,593.44

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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.