Home / 79,362.24-109,516.28-43,551.53

Finding the Fourth Proportional to 79,362.24, 109,516.28 and 43,551.53

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Solution

The fourth proportional to 79,362.24, 109,516.28 and 43,551.53 is: 60,099.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,362.24 : 109,516.28 = 43,551.53 : x
  2. Step 2: Convert to fraction form
    79,362.24/109,516.28 = 43,551.53/x
  3. Step 3: Cross multiply
    79,362.24x = 109,516.28 × 43,551.53
  4. Step 4: Simplify right side
    79,362.24x = 4,769,601,553.91
  5. Step 5: Solve for x
    x = 4,769,601,553.91/79,362.24
  6. Step 6: Final answer
    x = 60,099.13

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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.