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Finding the Fourth Proportional to 250,423.44, 375,372.72 and 92,551.20

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Solution

The fourth proportional to 250,423.44, 375,372.72 and 92,551.20 is: 138,729.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,423.44 : 375,372.72 = 92,551.20 : x
  2. Step 2: Convert to fraction form
    250,423.44/375,372.72 = 92,551.20/x
  3. Step 3: Cross multiply
    250,423.44x = 375,372.72 × 92,551.20
  4. Step 4: Simplify right side
    250,423.44x = 34,741,195,683.26
  5. Step 5: Solve for x
    x = 34,741,195,683.26/250,423.44
  6. Step 6: Final answer
    x = 138,729.81

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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.