Home / 180,131.03-248,593.69-99,556.82

Finding the Fourth Proportional to 180,131.03, 248,593.69 and 99,556.82

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Solution

The fourth proportional to 180,131.03, 248,593.69 and 99,556.82 is: 137,395.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,131.03 : 248,593.69 = 99,556.82 : x
  2. Step 2: Convert to fraction form
    180,131.03/248,593.69 = 99,556.82/x
  3. Step 3: Cross multiply
    180,131.03x = 248,593.69 × 99,556.82
  4. Step 4: Simplify right side
    180,131.03x = 24,749,197,248.47
  5. Step 5: Solve for x
    x = 24,749,197,248.47/180,131.03
  6. Step 6: Final answer
    x = 137,395.52

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1.5x scale

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.