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Finding the Fourth Proportional to 29,574.54, 44,321.07 and 12,948.48

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Solution

The fourth proportional to 29,574.54, 44,321.07 and 12,948.48 is: 19,404.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,574.54 : 44,321.07 = 12,948.48 : x
  2. Step 2: Convert to fraction form
    29,574.54/44,321.07 = 12,948.48/x
  3. Step 3: Cross multiply
    29,574.54x = 44,321.07 × 12,948.48
  4. Step 4: Simplify right side
    29,574.54x = 573,890,488.47
  5. Step 5: Solve for x
    x = 573,890,488.47/29,574.54
  6. Step 6: Final answer
    x = 19,404.88

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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.