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Finding the Fourth Proportional to 73,812.80, 110,736.78 and 23,892.90

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Solution

The fourth proportional to 73,812.80, 110,736.78 and 23,892.90 is: 35,845.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,812.80 : 110,736.78 = 23,892.90 : x
  2. Step 2: Convert to fraction form
    73,812.80/110,736.78 = 23,892.90/x
  3. Step 3: Cross multiply
    73,812.80x = 110,736.78 × 23,892.90
  4. Step 4: Simplify right side
    73,812.80x = 2,645,822,810.86
  5. Step 5: Solve for x
    x = 2,645,822,810.86/73,812.80
  6. Step 6: Final answer
    x = 35,845.04

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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.