Home / 253,327.85-349,190.47-199,527.65

Finding the Fourth Proportional to 253,327.85, 349,190.47 and 199,527.65

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Solution

The fourth proportional to 253,327.85, 349,190.47 and 199,527.65 is: 275,031.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,327.85 : 349,190.47 = 199,527.65 : x
  2. Step 2: Convert to fraction form
    253,327.85/349,190.47 = 199,527.65/x
  3. Step 3: Cross multiply
    253,327.85x = 349,190.47 × 199,527.65
  4. Step 4: Simplify right side
    253,327.85x = 69,673,155,097.44
  5. Step 5: Solve for x
    x = 69,673,155,097.44/253,327.85
  6. Step 6: Final answer
    x = 275,031.56

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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.