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Finding the Fourth Proportional to 55,573.40, 83,303.40 and 27,450.20

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Solution

The fourth proportional to 55,573.40, 83,303.40 and 27,450.20 is: 41,147.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,573.40 : 83,303.40 = 27,450.20 : x
  2. Step 2: Convert to fraction form
    55,573.40/83,303.40 = 27,450.20/x
  3. Step 3: Cross multiply
    55,573.40x = 83,303.40 × 27,450.20
  4. Step 4: Simplify right side
    55,573.40x = 2,286,694,990.68
  5. Step 5: Solve for x
    x = 2,286,694,990.68/55,573.40
  6. Step 6: Final answer
    x = 41,147.29

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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.