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Finding the Fourth Proportional to 123,229.77, 184,709.06 and 48,335.95

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Solution

The fourth proportional to 123,229.77, 184,709.06 and 48,335.95 is: 72,450.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,229.77 : 184,709.06 = 48,335.95 : x
  2. Step 2: Convert to fraction form
    123,229.77/184,709.06 = 48,335.95/x
  3. Step 3: Cross multiply
    123,229.77x = 184,709.06 × 48,335.95
  4. Step 4: Simplify right side
    123,229.77x = 8,928,087,888.71
  5. Step 5: Solve for x
    x = 8,928,087,888.71/123,229.77
  6. Step 6: Final answer
    x = 72,450.74

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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.