Home / 194,457.81-268,342.14-109,580.34

Finding the Fourth Proportional to 194,457.81, 268,342.14 and 109,580.34

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Solution

The fourth proportional to 194,457.81, 268,342.14 and 109,580.34 is: 151,215.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,457.81 : 268,342.14 = 109,580.34 : x
  2. Step 2: Convert to fraction form
    194,457.81/268,342.14 = 109,580.34/x
  3. Step 3: Cross multiply
    194,457.81x = 268,342.14 × 109,580.34
  4. Step 4: Simplify right side
    194,457.81x = 29,405,022,937.53
  5. Step 5: Solve for x
    x = 29,405,022,937.53/194,457.81
  6. Step 6: Final answer
    x = 151,215.44

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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.