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Finding the Fourth Proportional to 136,506.96, 188,475.66 and 95,757.72

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Solution

The fourth proportional to 136,506.96, 188,475.66 and 95,757.72 is: 132,213.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,506.96 : 188,475.66 = 95,757.72 : x
  2. Step 2: Convert to fraction form
    136,506.96/188,475.66 = 95,757.72/x
  3. Step 3: Cross multiply
    136,506.96x = 188,475.66 × 95,757.72
  4. Step 4: Simplify right side
    136,506.96x = 18,047,999,477.10
  5. Step 5: Solve for x
    x = 18,047,999,477.10/136,506.96
  6. Step 6: Final answer
    x = 132,213.03

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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.