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Finding the Fourth Proportional to 180,820.80, 271,166.40 and 92,044.80

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Solution

The fourth proportional to 180,820.80, 271,166.40 and 92,044.80 is: 138,034.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,820.80 : 271,166.40 = 92,044.80 : x
  2. Step 2: Convert to fraction form
    180,820.80/271,166.40 = 92,044.80/x
  3. Step 3: Cross multiply
    180,820.80x = 271,166.40 × 92,044.80
  4. Step 4: Simplify right side
    180,820.80x = 24,959,457,054.72
  5. Step 5: Solve for x
    x = 24,959,457,054.72/180,820.80
  6. Step 6: Final answer
    x = 138,034.21

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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.