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Finding the Fourth Proportional to 176,596.56, 243,676.50 and 108,624.60

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Solution

The fourth proportional to 176,596.56, 243,676.50 and 108,624.60 is: 149,885.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,596.56 : 243,676.50 = 108,624.60 : x
  2. Step 2: Convert to fraction form
    176,596.56/243,676.50 = 108,624.60/x
  3. Step 3: Cross multiply
    176,596.56x = 243,676.50 × 108,624.60
  4. Step 4: Simplify right side
    176,596.56x = 26,469,262,341.90
  5. Step 5: Solve for x
    x = 26,469,262,341.90/176,596.56
  6. Step 6: Final answer
    x = 149,885.49

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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.