Home / 170,581.75-235,327.88-102,559.37

Finding the Fourth Proportional to 170,581.75, 235,327.88 and 102,559.37

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Solution

The fourth proportional to 170,581.75, 235,327.88 and 102,559.37 is: 141,486.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,581.75 : 235,327.88 = 102,559.37 : x
  2. Step 2: Convert to fraction form
    170,581.75/235,327.88 = 102,559.37/x
  3. Step 3: Cross multiply
    170,581.75x = 235,327.88 × 102,559.37
  4. Step 4: Simplify right side
    170,581.75x = 24,135,078,195.99
  5. Step 5: Solve for x
    x = 24,135,078,195.99/170,581.75
  6. Step 6: Final answer
    x = 141,486.87

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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.