Home / 210,003.82-289,811.24-114,515.75

Finding the Fourth Proportional to 210,003.82, 289,811.24 and 114,515.75

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Solution

The fourth proportional to 210,003.82, 289,811.24 and 114,515.75 is: 158,034.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,003.82 : 289,811.24 = 114,515.75 : x
  2. Step 2: Convert to fraction form
    210,003.82/289,811.24 = 114,515.75/x
  3. Step 3: Cross multiply
    210,003.82x = 289,811.24 × 114,515.75
  4. Step 4: Simplify right side
    210,003.82x = 33,187,951,507.03
  5. Step 5: Solve for x
    x = 33,187,951,507.03/210,003.82
  6. Step 6: Final answer
    x = 158,034.99

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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.