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Finding the Fourth Proportional to 173,633.96, 260,470.02 and 55,263.80

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Solution

The fourth proportional to 173,633.96, 260,470.02 and 55,263.80 is: 82,901.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,633.96 : 260,470.02 = 55,263.80 : x
  2. Step 2: Convert to fraction form
    173,633.96/260,470.02 = 55,263.80/x
  3. Step 3: Cross multiply
    173,633.96x = 260,470.02 × 55,263.80
  4. Step 4: Simplify right side
    173,633.96x = 14,394,563,091.28
  5. Step 5: Solve for x
    x = 14,394,563,091.28/173,633.96
  6. Step 6: Final answer
    x = 82,901.77

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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.