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Finding the Fourth Proportional to 176,511.57, 264,879.95 and 64,181.03

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Solution

The fourth proportional to 176,511.57, 264,879.95 and 64,181.03 is: 96,312.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,511.57 : 264,879.95 = 64,181.03 : x
  2. Step 2: Convert to fraction form
    176,511.57/264,879.95 = 64,181.03/x
  3. Step 3: Cross multiply
    176,511.57x = 264,879.95 × 64,181.03
  4. Step 4: Simplify right side
    176,511.57x = 17,000,266,372.04
  5. Step 5: Solve for x
    x = 17,000,266,372.04/176,511.57
  6. Step 6: Final answer
    x = 96,312.48

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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.