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Finding the Fourth Proportional to 180,361.56, 270,586.86 and 55,702.56

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Solution

The fourth proportional to 180,361.56, 270,586.86 and 55,702.56 is: 83,567.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,361.56 : 270,586.86 = 55,702.56 : x
  2. Step 2: Convert to fraction form
    180,361.56/270,586.86 = 55,702.56/x
  3. Step 3: Cross multiply
    180,361.56x = 270,586.86 × 55,702.56
  4. Step 4: Simplify right side
    180,361.56x = 15,072,380,804.36
  5. Step 5: Solve for x
    x = 15,072,380,804.36/180,361.56
  6. Step 6: Final answer
    x = 83,567.59

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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.