Home / 190,982.56-285,071.96-176,908

Finding the Fourth Proportional to 190,982.56, 285,071.96 and 176,908

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Solution

The fourth proportional to 190,982.56, 285,071.96 and 176,908 is: 264,063.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,982.56 : 285,071.96 = 176,908 : x
  2. Step 2: Convert to fraction form
    190,982.56/285,071.96 = 176,908/x
  3. Step 3: Cross multiply
    190,982.56x = 285,071.96 × 176,908
  4. Step 4: Simplify right side
    190,982.56x = 50,431,510,299.68
  5. Step 5: Solve for x
    x = 50,431,510,299.68/190,982.56
  6. Step 6: Final answer
    x = 264,063.43

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.