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Finding the Fourth Proportional to 176,555.70, 264,821.40 and 56,610.90

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Solution

The fourth proportional to 176,555.70, 264,821.40 and 56,610.90 is: 84,912.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,555.70 : 264,821.40 = 56,610.90 : x
  2. Step 2: Convert to fraction form
    176,555.70/264,821.40 = 56,610.90/x
  3. Step 3: Cross multiply
    176,555.70x = 264,821.40 × 56,610.90
  4. Step 4: Simplify right side
    176,555.70x = 14,991,777,793.26
  5. Step 5: Solve for x
    x = 14,991,777,793.26/176,555.70
  6. Step 6: Final answer
    x = 84,912.45

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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.