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Finding the Fourth Proportional to 182,790.60, 252,251.70 and 106,328.04

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Solution

The fourth proportional to 182,790.60, 252,251.70 and 106,328.04 is: 146,733.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,790.60 : 252,251.70 = 106,328.04 : x
  2. Step 2: Convert to fraction form
    182,790.60/252,251.70 = 106,328.04/x
  3. Step 3: Cross multiply
    182,790.60x = 252,251.70 × 106,328.04
  4. Step 4: Simplify right side
    182,790.60x = 26,821,428,847.67
  5. Step 5: Solve for x
    x = 26,821,428,847.67/182,790.60
  6. Step 6: Final answer
    x = 146,733.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.