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Finding the Fourth Proportional to 176,532.97, 264,801.30 and 69,942.87

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Solution

The fourth proportional to 176,532.97, 264,801.30 and 69,942.87 is: 104,915.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,532.97 : 264,801.30 = 69,942.87 : x
  2. Step 2: Convert to fraction form
    176,532.97/264,801.30 = 69,942.87/x
  3. Step 3: Cross multiply
    176,532.97x = 264,801.30 × 69,942.87
  4. Step 4: Simplify right side
    176,532.97x = 18,520,962,288.12
  5. Step 5: Solve for x
    x = 18,520,962,288.12/176,532.97
  6. Step 6: Final answer
    x = 104,915.03

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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.