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Finding the Fourth Proportional to 35,137.20, 52,705.80 and 32,950.20

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Solution

The fourth proportional to 35,137.20, 52,705.80 and 32,950.20 is: 49,425.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,137.20 : 52,705.80 = 32,950.20 : x
  2. Step 2: Convert to fraction form
    35,137.20/52,705.80 = 32,950.20/x
  3. Step 3: Cross multiply
    35,137.20x = 52,705.80 × 32,950.20
  4. Step 4: Simplify right side
    35,137.20x = 1,736,666,651.16
  5. Step 5: Solve for x
    x = 1,736,666,651.16/35,137.20
  6. Step 6: Final answer
    x = 49,425.30

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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.