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Finding the Fourth Proportional to 29,660.00, 40,929.03 and 16,228.58

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Solution

The fourth proportional to 29,660.00, 40,929.03 and 16,228.58 is: 22,394.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,660.00 : 40,929.03 = 16,228.58 : x
  2. Step 2: Convert to fraction form
    29,660.00/40,929.03 = 16,228.58/x
  3. Step 3: Cross multiply
    29,660.00x = 40,929.03 × 16,228.58
  4. Step 4: Simplify right side
    29,660.00x = 664,219,833.03
  5. Step 5: Solve for x
    x = 664,219,833.03/29,660.00
  6. Step 6: Final answer
    x = 22,394.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.