Home / 190,160.96-285,241.41-154,579.82

Finding the Fourth Proportional to 190,160.96, 285,241.41 and 154,579.82

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Solution

The fourth proportional to 190,160.96, 285,241.41 and 154,579.82 is: 231,869.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,160.96 : 285,241.41 = 154,579.82 : x
  2. Step 2: Convert to fraction form
    190,160.96/285,241.41 = 154,579.82/x
  3. Step 3: Cross multiply
    190,160.96x = 285,241.41 × 154,579.82
  4. Step 4: Simplify right side
    190,160.96x = 44,092,564,388.14
  5. Step 5: Solve for x
    x = 44,092,564,388.14/190,160.96
  6. Step 6: Final answer
    x = 231,869.70

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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.