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Finding the Fourth Proportional to 136,554.96, 204,832.44 and 43,068

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Solution

The fourth proportional to 136,554.96, 204,832.44 and 43,068 is: 64,602.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,554.96 : 204,832.44 = 43,068 : x
  2. Step 2: Convert to fraction form
    136,554.96/204,832.44 = 43,068/x
  3. Step 3: Cross multiply
    136,554.96x = 204,832.44 × 43,068
  4. Step 4: Simplify right side
    136,554.96x = 8,821,723,525.92
  5. Step 5: Solve for x
    x = 8,821,723,525.92/136,554.96
  6. Step 6: Final answer
    x = 64,602.00

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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.