Home / 190,204.62-262,755.77-151,913.89

Finding the Fourth Proportional to 190,204.62, 262,755.77 and 151,913.89

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Solution

The fourth proportional to 190,204.62, 262,755.77 and 151,913.89 is: 209,859.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,204.62 : 262,755.77 = 151,913.89 : x
  2. Step 2: Convert to fraction form
    190,204.62/262,755.77 = 151,913.89/x
  3. Step 3: Cross multiply
    190,204.62x = 262,755.77 × 151,913.89
  4. Step 4: Simplify right side
    190,204.62x = 39,916,251,140.65
  5. Step 5: Solve for x
    x = 39,916,251,140.65/190,204.62
  6. Step 6: Final answer
    x = 209,859.53

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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.