Home / 187,849.80-259,232.13-101,811.33

Finding the Fourth Proportional to 187,849.80, 259,232.13 and 101,811.33

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Solution

The fourth proportional to 187,849.80, 259,232.13 and 101,811.33 is: 140,499.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,849.80 : 259,232.13 = 101,811.33 : x
  2. Step 2: Convert to fraction form
    187,849.80/259,232.13 = 101,811.33/x
  3. Step 3: Cross multiply
    187,849.80x = 259,232.13 × 101,811.33
  4. Step 4: Simplify right side
    187,849.80x = 26,392,767,934.03
  5. Step 5: Solve for x
    x = 26,392,767,934.03/187,849.80
  6. Step 6: Final answer
    x = 140,499.31

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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.