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Finding the Fourth Proportional to 181,245.80, 271,871.44 and 62,920.90

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Solution

The fourth proportional to 181,245.80, 271,871.44 and 62,920.90 is: 94,382.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,245.80 : 271,871.44 = 62,920.90 : x
  2. Step 2: Convert to fraction form
    181,245.80/271,871.44 = 62,920.90/x
  3. Step 3: Cross multiply
    181,245.80x = 271,871.44 × 62,920.90
  4. Step 4: Simplify right side
    181,245.80x = 17,106,395,871.63
  5. Step 5: Solve for x
    x = 17,106,395,871.63/181,245.80
  6. Step 6: Final answer
    x = 94,382.30

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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.