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Finding the Fourth Proportional to 29,710.80, 44,493.30 and 19,796.40

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Solution

The fourth proportional to 29,710.80, 44,493.30 and 19,796.40 is: 29,646.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,710.80 : 44,493.30 = 19,796.40 : x
  2. Step 2: Convert to fraction form
    29,710.80/44,493.30 = 19,796.40/x
  3. Step 3: Cross multiply
    29,710.80x = 44,493.30 × 19,796.40
  4. Step 4: Simplify right side
    29,710.80x = 880,807,164.12
  5. Step 5: Solve for x
    x = 880,807,164.12/29,710.80
  6. Step 6: Final answer
    x = 29,646.03

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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.