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Finding the Fourth Proportional to 181,166.60, 271,643.52 and 54,768.80

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Solution

The fourth proportional to 181,166.60, 271,643.52 and 54,768.80 is: 82,121.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,166.60 : 271,643.52 = 54,768.80 : x
  2. Step 2: Convert to fraction form
    181,166.60/271,643.52 = 54,768.80/x
  3. Step 3: Cross multiply
    181,166.60x = 271,643.52 × 54,768.80
  4. Step 4: Simplify right side
    181,166.60x = 14,877,589,618.18
  5. Step 5: Solve for x
    x = 14,877,589,618.18/181,166.60
  6. Step 6: Final answer
    x = 82,121.04

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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.