Home / 194,278.23-268,001.34-133,743.78

Finding the Fourth Proportional to 194,278.23, 268,001.34 and 133,743.78

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Solution

The fourth proportional to 194,278.23, 268,001.34 and 133,743.78 is: 184,495.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,278.23 : 268,001.34 = 133,743.78 : x
  2. Step 2: Convert to fraction form
    194,278.23/268,001.34 = 133,743.78/x
  3. Step 3: Cross multiply
    194,278.23x = 268,001.34 × 133,743.78
  4. Step 4: Simplify right side
    194,278.23x = 35,843,512,256.67
  5. Step 5: Solve for x
    x = 35,843,512,256.67/194,278.23
  6. Step 6: Final answer
    x = 184,495.77

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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.