Home / 171,049.85-236,086.26-99,471.17

Finding the Fourth Proportional to 171,049.85, 236,086.26 and 99,471.17

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Solution

The fourth proportional to 171,049.85, 236,086.26 and 99,471.17 is: 137,291.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,049.85 : 236,086.26 = 99,471.17 : x
  2. Step 2: Convert to fraction form
    171,049.85/236,086.26 = 99,471.17/x
  3. Step 3: Cross multiply
    171,049.85x = 236,086.26 × 99,471.17
  4. Step 4: Simplify right side
    171,049.85x = 23,483,775,322.69
  5. Step 5: Solve for x
    x = 23,483,775,322.69/171,049.85
  6. Step 6: Final answer
    x = 137,291.99

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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.