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Finding the Fourth Proportional to 176,392.40, 264,329.40 and 71,027.60

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Solution

The fourth proportional to 176,392.40, 264,329.40 and 71,027.60 is: 106,437.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,392.40 : 264,329.40 = 71,027.60 : x
  2. Step 2: Convert to fraction form
    176,392.40/264,329.40 = 71,027.60/x
  3. Step 3: Cross multiply
    176,392.40x = 264,329.40 × 71,027.60
  4. Step 4: Simplify right side
    176,392.40x = 18,774,682,891.44
  5. Step 5: Solve for x
    x = 18,774,682,891.44/176,392.40
  6. Step 6: Final answer
    x = 106,437.03

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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.