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Finding the Fourth Proportional to 118,004.60, 162,855.42 and 67,026.44

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Solution

The fourth proportional to 118,004.60, 162,855.42 and 67,026.44 is: 92,501.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,004.60 : 162,855.42 = 67,026.44 : x
  2. Step 2: Convert to fraction form
    118,004.60/162,855.42 = 67,026.44/x
  3. Step 3: Cross multiply
    118,004.60x = 162,855.42 × 67,026.44
  4. Step 4: Simplify right side
    118,004.60x = 10,915,619,037.30
  5. Step 5: Solve for x
    x = 10,915,619,037.30/118,004.60
  6. Step 6: Final answer
    x = 92,501.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.