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Finding the Fourth Proportional to 123,147.61, 184,664.02 and 63,967.39

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Solution

The fourth proportional to 123,147.61, 184,664.02 and 63,967.39 is: 95,921.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,147.61 : 184,664.02 = 63,967.39 : x
  2. Step 2: Convert to fraction form
    123,147.61/184,664.02 = 63,967.39/x
  3. Step 3: Cross multiply
    123,147.61x = 184,664.02 × 63,967.39
  4. Step 4: Simplify right side
    123,147.61x = 11,812,475,386.31
  5. Step 5: Solve for x
    x = 11,812,475,386.31/123,147.61
  6. Step 6: Final answer
    x = 95,921.27

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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.