Home / 187,889.56-259,290.94-101,851.36

Finding the Fourth Proportional to 187,889.56, 259,290.94 and 101,851.36

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Solution

The fourth proportional to 187,889.56, 259,290.94 and 101,851.36 is: 140,556.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,889.56 : 259,290.94 = 101,851.36 : x
  2. Step 2: Convert to fraction form
    187,889.56/259,290.94 = 101,851.36/x
  3. Step 3: Cross multiply
    187,889.56x = 259,290.94 × 101,851.36
  4. Step 4: Simplify right side
    187,889.56x = 26,409,134,874.68
  5. Step 5: Solve for x
    x = 26,409,134,874.68/187,889.56
  6. Step 6: Final answer
    x = 140,556.69

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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.