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Finding the Fourth Proportional to 182,103.40, 273,155.10 and 171,022.60

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Solution

The fourth proportional to 182,103.40, 273,155.10 and 171,022.60 is: 256,533.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,103.40 : 273,155.10 = 171,022.60 : x
  2. Step 2: Convert to fraction form
    182,103.40/273,155.10 = 171,022.60/x
  3. Step 3: Cross multiply
    182,103.40x = 273,155.10 × 171,022.60
  4. Step 4: Simplify right side
    182,103.40x = 46,715,695,405.26
  5. Step 5: Solve for x
    x = 46,715,695,405.26/182,103.40
  6. Step 6: Final answer
    x = 256,533.90

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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.