Home / 154,161.33-230,864.58-127,343.24

Finding the Fourth Proportional to 154,161.33, 230,864.58 and 127,343.24

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Solution

The fourth proportional to 154,161.33, 230,864.58 and 127,343.24 is: 190,703.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,161.33 : 230,864.58 = 127,343.24 : x
  2. Step 2: Convert to fraction form
    154,161.33/230,864.58 = 127,343.24/x
  3. Step 3: Cross multiply
    154,161.33x = 230,864.58 × 127,343.24
  4. Step 4: Simplify right side
    154,161.33x = 29,399,043,329.86
  5. Step 5: Solve for x
    x = 29,399,043,329.86/154,161.33
  6. Step 6: Final answer
    x = 190,703.10

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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.