Home / 194,054.49-291,061.26-51,914.12

Finding the Fourth Proportional to 194,054.49, 291,061.26 and 51,914.12

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Solution

The fourth proportional to 194,054.49, 291,061.26 and 51,914.12 is: 77,865.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,054.49 : 291,061.26 = 51,914.12 : x
  2. Step 2: Convert to fraction form
    194,054.49/291,061.26 = 51,914.12/x
  3. Step 3: Cross multiply
    194,054.49x = 291,061.26 × 51,914.12
  4. Step 4: Simplify right side
    194,054.49x = 15,110,187,723.68
  5. Step 5: Solve for x
    x = 15,110,187,723.68/194,054.49
  6. Step 6: Final answer
    x = 77,865.69

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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.