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Finding the Fourth Proportional to 30,544.56, 45,817.68 and 8,358.24

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Solution

The fourth proportional to 30,544.56, 45,817.68 and 8,358.24 is: 12,537.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,544.56 : 45,817.68 = 8,358.24 : x
  2. Step 2: Convert to fraction form
    30,544.56/45,817.68 = 8,358.24/x
  3. Step 3: Cross multiply
    30,544.56x = 45,817.68 × 8,358.24
  4. Step 4: Simplify right side
    30,544.56x = 382,955,165.68
  5. Step 5: Solve for x
    x = 382,955,165.68/30,544.56
  6. Step 6: Final answer
    x = 12,537.59

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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.