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Finding the Fourth Proportional to 174,524.71, 240,774.84 and 100,923.54

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Solution

The fourth proportional to 174,524.71, 240,774.84 and 100,923.54 is: 139,234.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,524.71 : 240,774.84 = 100,923.54 : x
  2. Step 2: Convert to fraction form
    174,524.71/240,774.84 = 100,923.54/x
  3. Step 3: Cross multiply
    174,524.71x = 240,774.84 × 100,923.54
  4. Step 4: Simplify right side
    174,524.71x = 24,299,849,195.73
  5. Step 5: Solve for x
    x = 24,299,849,195.73/174,524.71
  6. Step 6: Final answer
    x = 139,234.43

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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.