Home / 252,791.06-348,849.33-139,615.22

Finding the Fourth Proportional to 252,791.06, 348,849.33 and 139,615.22

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Solution

The fourth proportional to 252,791.06, 348,849.33 and 139,615.22 is: 192,667.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,791.06 : 348,849.33 = 139,615.22 : x
  2. Step 2: Convert to fraction form
    252,791.06/348,849.33 = 139,615.22/x
  3. Step 3: Cross multiply
    252,791.06x = 348,849.33 × 139,615.22
  4. Step 4: Simplify right side
    252,791.06x = 48,704,675,954.80
  5. Step 5: Solve for x
    x = 48,704,675,954.80/252,791.06
  6. Step 6: Final answer
    x = 192,667.72

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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.