Home / 73,013.10-109,530.44-23,081.88

Finding the Fourth Proportional to 73,013.10, 109,530.44 and 23,081.88

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Solution

The fourth proportional to 73,013.10, 109,530.44 and 23,081.88 is: 34,626.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,013.10 : 109,530.44 = 23,081.88 : x
  2. Step 2: Convert to fraction form
    73,013.10/109,530.44 = 23,081.88/x
  3. Step 3: Cross multiply
    73,013.10x = 109,530.44 × 23,081.88
  4. Step 4: Simplify right side
    73,013.10x = 2,528,168,472.43
  5. Step 5: Solve for x
    x = 2,528,168,472.43/73,013.10
  6. Step 6: Final answer
    x = 34,626.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.