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Finding the Fourth Proportional to 180,689.60, 271,200.90 and 92,006.75

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Solution

The fourth proportional to 180,689.60, 271,200.90 and 92,006.75 is: 138,094.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,689.60 : 271,200.90 = 92,006.75 : x
  2. Step 2: Convert to fraction form
    180,689.60/271,200.90 = 92,006.75/x
  3. Step 3: Cross multiply
    180,689.60x = 271,200.90 × 92,006.75
  4. Step 4: Simplify right side
    180,689.60x = 24,952,313,406.08
  5. Step 5: Solve for x
    x = 24,952,313,406.08/180,689.60
  6. Step 6: Final answer
    x = 138,094.91

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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.