Home / 194,638.96-268,601.81-109,756.05

Finding the Fourth Proportional to 194,638.96, 268,601.81 and 109,756.05

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Solution

The fourth proportional to 194,638.96, 268,601.81 and 109,756.05 is: 151,463.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,638.96 : 268,601.81 = 109,756.05 : x
  2. Step 2: Convert to fraction form
    194,638.96/268,601.81 = 109,756.05/x
  3. Step 3: Cross multiply
    194,638.96x = 268,601.81 × 109,756.05
  4. Step 4: Simplify right side
    194,638.96x = 29,480,673,688.45
  5. Step 5: Solve for x
    x = 29,480,673,688.45/194,638.96
  6. Step 6: Final answer
    x = 151,463.37

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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.