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Finding the Fourth Proportional to 104,502.66, 156,776.67 and 34,379.34

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Solution

The fourth proportional to 104,502.66, 156,776.67 and 34,379.34 is: 51,576.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,502.66 : 156,776.67 = 34,379.34 : x
  2. Step 2: Convert to fraction form
    104,502.66/156,776.67 = 34,379.34/x
  3. Step 3: Cross multiply
    104,502.66x = 156,776.67 × 34,379.34
  4. Step 4: Simplify right side
    104,502.66x = 5,389,878,442.00
  5. Step 5: Solve for x
    x = 5,389,878,442.00/104,502.66
  6. Step 6: Final answer
    x = 51,576.47

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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.