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Finding the Fourth Proportional to 164,540.70, 246,811.05 and 119,925.90

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Solution

The fourth proportional to 164,540.70, 246,811.05 and 119,925.90 is: 179,888.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,540.70 : 246,811.05 = 119,925.90 : x
  2. Step 2: Convert to fraction form
    164,540.70/246,811.05 = 119,925.90/x
  3. Step 3: Cross multiply
    164,540.70x = 246,811.05 × 119,925.90
  4. Step 4: Simplify right side
    164,540.70x = 29,599,037,301.20
  5. Step 5: Solve for x
    x = 29,599,037,301.20/164,540.70
  6. Step 6: Final answer
    x = 179,888.85

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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.