Home / 194,558.01-268,531.79-122,892.45

Finding the Fourth Proportional to 194,558.01, 268,531.79 and 122,892.45

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Solution

The fourth proportional to 194,558.01, 268,531.79 and 122,892.45 is: 169,617.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,558.01 : 268,531.79 = 122,892.45 : x
  2. Step 2: Convert to fraction form
    194,558.01/268,531.79 = 122,892.45/x
  3. Step 3: Cross multiply
    194,558.01x = 268,531.79 × 122,892.45
  4. Step 4: Simplify right side
    194,558.01x = 33,000,528,961.52
  5. Step 5: Solve for x
    x = 33,000,528,961.52/194,558.01
  6. Step 6: Final answer
    x = 169,617.94

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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.