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Finding the Fourth Proportional to 176,461.56, 264,511.80 and 76,537.56

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Solution

The fourth proportional to 176,461.56, 264,511.80 and 76,537.56 is: 114,728.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,461.56 : 264,511.80 = 76,537.56 : x
  2. Step 2: Convert to fraction form
    176,461.56/264,511.80 = 76,537.56/x
  3. Step 3: Cross multiply
    176,461.56x = 264,511.80 × 76,537.56
  4. Step 4: Simplify right side
    176,461.56x = 20,245,087,763.21
  5. Step 5: Solve for x
    x = 20,245,087,763.21/176,461.56
  6. Step 6: Final answer
    x = 114,728.03

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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.