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Finding the Fourth Proportional to 175,057.70, 262,651.35 and 69,952.10

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Solution

The fourth proportional to 175,057.70, 262,651.35 and 69,952.10 is: 104,954.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,057.70 : 262,651.35 = 69,952.10 : x
  2. Step 2: Convert to fraction form
    175,057.70/262,651.35 = 69,952.10/x
  3. Step 3: Cross multiply
    175,057.70x = 262,651.35 × 69,952.10
  4. Step 4: Simplify right side
    175,057.70x = 18,373,013,500.34
  5. Step 5: Solve for x
    x = 18,373,013,500.34/175,057.70
  6. Step 6: Final answer
    x = 104,954.04

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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.