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Finding the Fourth Proportional to 119,729.68, 179,588.04 and 36,623.68

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Solution

The fourth proportional to 119,729.68, 179,588.04 and 36,623.68 is: 54,933.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,729.68 : 179,588.04 = 36,623.68 : x
  2. Step 2: Convert to fraction form
    119,729.68/179,588.04 = 36,623.68/x
  3. Step 3: Cross multiply
    119,729.68x = 179,588.04 × 36,623.68
  4. Step 4: Simplify right side
    119,729.68x = 6,577,174,908.79
  5. Step 5: Solve for x
    x = 6,577,174,908.79/119,729.68
  6. Step 6: Final answer
    x = 54,933.54

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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.