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Finding the Fourth Proportional to 93,793.36, 140,703.90 and 27,224.86

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Solution

The fourth proportional to 93,793.36, 140,703.90 and 27,224.86 is: 40,841.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,793.36 : 140,703.90 = 27,224.86 : x
  2. Step 2: Convert to fraction form
    93,793.36/140,703.90 = 27,224.86/x
  3. Step 3: Cross multiply
    93,793.36x = 140,703.90 × 27,224.86
  4. Step 4: Simplify right side
    93,793.36x = 3,830,643,978.95
  5. Step 5: Solve for x
    x = 3,830,643,978.95/93,793.36
  6. Step 6: Final answer
    x = 40,841.31

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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.