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Finding the Fourth Proportional to 29,455.70, 44,183.55 and 18,958.10

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Solution

The fourth proportional to 29,455.70, 44,183.55 and 18,958.10 is: 28,437.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,455.70 : 44,183.55 = 18,958.10 : x
  2. Step 2: Convert to fraction form
    29,455.70/44,183.55 = 18,958.10/x
  3. Step 3: Cross multiply
    29,455.70x = 44,183.55 × 18,958.10
  4. Step 4: Simplify right side
    29,455.70x = 837,636,159.26
  5. Step 5: Solve for x
    x = 837,636,159.26/29,455.70
  6. Step 6: Final answer
    x = 28,437.15

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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.