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Finding the Fourth Proportional to 164,074.56, 226,423.04 and 88,623.06

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Solution

The fourth proportional to 164,074.56, 226,423.04 and 88,623.06 is: 122,299.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,074.56 : 226,423.04 = 88,623.06 : x
  2. Step 2: Convert to fraction form
    164,074.56/226,423.04 = 88,623.06/x
  3. Step 3: Cross multiply
    164,074.56x = 226,423.04 × 88,623.06
  4. Step 4: Simplify right side
    164,074.56x = 20,066,302,659.30
  5. Step 5: Solve for x
    x = 20,066,302,659.30/164,074.56
  6. Step 6: Final answer
    x = 122,299.90

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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.