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Finding the Fourth Proportional to 29,999.40, 45,012.06 and 16,132.20

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Solution

The fourth proportional to 29,999.40, 45,012.06 and 16,132.20 is: 24,205.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,999.40 : 45,012.06 = 16,132.20 : x
  2. Step 2: Convert to fraction form
    29,999.40/45,012.06 = 16,132.20/x
  3. Step 3: Cross multiply
    29,999.40x = 45,012.06 × 16,132.20
  4. Step 4: Simplify right side
    29,999.40x = 726,143,554.33
  5. Step 5: Solve for x
    x = 726,143,554.33/29,999.40
  6. Step 6: Final answer
    x = 24,205.27

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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.