Home / 353,119.14-487,309.96-191,974.81

Finding the Fourth Proportional to 353,119.14, 487,309.96 and 191,974.81

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Solution

The fourth proportional to 353,119.14, 487,309.96 and 191,974.81 is: 264,928.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,119.14 : 487,309.96 = 191,974.81 : x
  2. Step 2: Convert to fraction form
    353,119.14/487,309.96 = 191,974.81/x
  3. Step 3: Cross multiply
    353,119.14x = 487,309.96 × 191,974.81
  4. Step 4: Simplify right side
    353,119.14x = 93,551,234,545.56
  5. Step 5: Solve for x
    x = 93,551,234,545.56/353,119.14
  6. Step 6: Final answer
    x = 264,928.25

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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.