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Finding the Fourth Proportional to 123,024.80, 184,537.20 and 60,816.80

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Solution

The fourth proportional to 123,024.80, 184,537.20 and 60,816.80 is: 91,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,024.80 : 184,537.20 = 60,816.80 : x
  2. Step 2: Convert to fraction form
    123,024.80/184,537.20 = 60,816.80/x
  3. Step 3: Cross multiply
    123,024.80x = 184,537.20 × 60,816.80
  4. Step 4: Simplify right side
    123,024.80x = 11,222,961,984.96
  5. Step 5: Solve for x
    x = 11,222,961,984.96/123,024.80
  6. Step 6: Final answer
    x = 91,225.20

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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.