Home / 194,119.51-291,227.61-154,288.77

Finding the Fourth Proportional to 194,119.51, 291,227.61 and 154,288.77

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Solution

The fourth proportional to 194,119.51, 291,227.61 and 154,288.77 is: 231,471.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,119.51 : 291,227.61 = 154,288.77 : x
  2. Step 2: Convert to fraction form
    194,119.51/291,227.61 = 154,288.77/x
  3. Step 3: Cross multiply
    194,119.51x = 291,227.61 × 154,288.77
  4. Step 4: Simplify right side
    194,119.51x = 44,933,149,736.94
  5. Step 5: Solve for x
    x = 44,933,149,736.94/194,119.51
  6. Step 6: Final answer
    x = 231,471.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.