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Finding the Fourth Proportional to 96,175.81, 132,722.68 and 53,734.34

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Solution

The fourth proportional to 96,175.81, 132,722.68 and 53,734.34 is: 74,153.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,175.81 : 132,722.68 = 53,734.34 : x
  2. Step 2: Convert to fraction form
    96,175.81/132,722.68 = 53,734.34/x
  3. Step 3: Cross multiply
    96,175.81x = 132,722.68 × 53,734.34
  4. Step 4: Simplify right side
    96,175.81x = 7,131,765,612.83
  5. Step 5: Solve for x
    x = 7,131,765,612.83/96,175.81
  6. Step 6: Final answer
    x = 74,153.42

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1.5x scale

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.