Home / 271,237.11-406,809.23-71,559.56

Finding the Fourth Proportional to 271,237.11, 406,809.23 and 71,559.56

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Solution

The fourth proportional to 271,237.11, 406,809.23 and 71,559.56 is: 107,327.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,237.11 : 406,809.23 = 71,559.56 : x
  2. Step 2: Convert to fraction form
    271,237.11/406,809.23 = 71,559.56/x
  3. Step 3: Cross multiply
    271,237.11x = 406,809.23 × 71,559.56
  4. Step 4: Simplify right side
    271,237.11x = 29,111,087,110.89
  5. Step 5: Solve for x
    x = 29,111,087,110.89/271,237.11
  6. Step 6: Final answer
    x = 107,327.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.