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Finding the Fourth Proportional to 100,363.44, 150,497.43 and 58,256.43

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Solution

The fourth proportional to 100,363.44, 150,497.43 and 58,256.43 is: 87,356.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,363.44 : 150,497.43 = 58,256.43 : x
  2. Step 2: Convert to fraction form
    100,363.44/150,497.43 = 58,256.43/x
  3. Step 3: Cross multiply
    100,363.44x = 150,497.43 × 58,256.43
  4. Step 4: Simplify right side
    100,363.44x = 8,767,442,995.97
  5. Step 5: Solve for x
    x = 8,767,442,995.97/100,363.44
  6. Step 6: Final answer
    x = 87,356.94

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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.