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Finding the Fourth Proportional to 181,477.68, 272,271.90 and 92,793.48

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Solution

The fourth proportional to 181,477.68, 272,271.90 and 92,793.48 is: 139,218.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,477.68 : 272,271.90 = 92,793.48 : x
  2. Step 2: Convert to fraction form
    181,477.68/272,271.90 = 92,793.48/x
  3. Step 3: Cross multiply
    181,477.68x = 272,271.90 × 92,793.48
  4. Step 4: Simplify right side
    181,477.68x = 25,265,057,107.21
  5. Step 5: Solve for x
    x = 25,265,057,107.21/181,477.68
  6. Step 6: Final answer
    x = 139,218.54

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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.