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Finding the Fourth Proportional to 176,504.37, 264,789.38 and 71,397.15

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Solution

The fourth proportional to 176,504.37, 264,789.38 and 71,397.15 is: 107,109.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,504.37 : 264,789.38 = 71,397.15 : x
  2. Step 2: Convert to fraction form
    176,504.37/264,789.38 = 71,397.15/x
  3. Step 3: Cross multiply
    176,504.37x = 264,789.38 × 71,397.15
  4. Step 4: Simplify right side
    176,504.37x = 18,905,207,082.27
  5. Step 5: Solve for x
    x = 18,905,207,082.27/176,504.37
  6. Step 6: Final answer
    x = 107,109.00

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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.