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Finding the Fourth Proportional to 79,641.94, 119,480.20 and 24,236.50

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Solution

The fourth proportional to 79,641.94, 119,480.20 and 24,236.50 is: 36,360.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,641.94 : 119,480.20 = 24,236.50 : x
  2. Step 2: Convert to fraction form
    79,641.94/119,480.20 = 24,236.50/x
  3. Step 3: Cross multiply
    79,641.94x = 119,480.20 × 24,236.50
  4. Step 4: Simplify right side
    79,641.94x = 2,895,781,867.30
  5. Step 5: Solve for x
    x = 2,895,781,867.30/79,641.94
  6. Step 6: Final answer
    x = 36,360.01

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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.