Home / 190,559.03-263,138.76-119,061.14

Finding the Fourth Proportional to 190,559.03, 263,138.76 and 119,061.14

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Solution

The fourth proportional to 190,559.03, 263,138.76 and 119,061.14 is: 164,408.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,559.03 : 263,138.76 = 119,061.14 : x
  2. Step 2: Convert to fraction form
    190,559.03/263,138.76 = 119,061.14/x
  3. Step 3: Cross multiply
    190,559.03x = 263,138.76 × 119,061.14
  4. Step 4: Simplify right side
    190,559.03x = 31,329,599,428.09
  5. Step 5: Solve for x
    x = 31,329,599,428.09/190,559.03
  6. Step 6: Final answer
    x = 164,408.90

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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.