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Finding the Fourth Proportional to 123,042.41, 184,579.01 and 48,152.88

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Solution

The fourth proportional to 123,042.41, 184,579.01 and 48,152.88 is: 72,235.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,042.41 : 184,579.01 = 48,152.88 : x
  2. Step 2: Convert to fraction form
    123,042.41/184,579.01 = 48,152.88/x
  3. Step 3: Cross multiply
    123,042.41x = 184,579.01 × 48,152.88
  4. Step 4: Simplify right side
    123,042.41x = 8,888,010,678.28
  5. Step 5: Solve for x
    x = 8,888,010,678.28/123,042.41
  6. Step 6: Final answer
    x = 72,235.34

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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.