Home / 68,466.23-102,614.57-38,794.11

Finding the Fourth Proportional to 68,466.23, 102,614.57 and 38,794.11

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Solution

The fourth proportional to 68,466.23, 102,614.57 and 38,794.11 is: 58,143.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,466.23 : 102,614.57 = 38,794.11 : x
  2. Step 2: Convert to fraction form
    68,466.23/102,614.57 = 38,794.11/x
  3. Step 3: Cross multiply
    68,466.23x = 102,614.57 × 38,794.11
  4. Step 4: Simplify right side
    68,466.23x = 3,980,840,722.21
  5. Step 5: Solve for x
    x = 3,980,840,722.21/68,466.23
  6. Step 6: Final answer
    x = 58,143.13

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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.