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Finding the Fourth Proportional to 34,169.40, 51,282.90 and 16,654.20

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Solution

The fourth proportional to 34,169.40, 51,282.90 and 16,654.20 is: 24,995.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,169.40 : 51,282.90 = 16,654.20 : x
  2. Step 2: Convert to fraction form
    34,169.40/51,282.90 = 16,654.20/x
  3. Step 3: Cross multiply
    34,169.40x = 51,282.90 × 16,654.20
  4. Step 4: Simplify right side
    34,169.40x = 854,075,673.18
  5. Step 5: Solve for x
    x = 854,075,673.18/34,169.40
  6. Step 6: Final answer
    x = 24,995.34

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1.5x scale

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.