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Finding the Fourth Proportional to 163,516.84, 225,613.83 and 95,495.20

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Solution

The fourth proportional to 163,516.84, 225,613.83 and 95,495.20 is: 131,760.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,516.84 : 225,613.83 = 95,495.20 : x
  2. Step 2: Convert to fraction form
    163,516.84/225,613.83 = 95,495.20/x
  3. Step 3: Cross multiply
    163,516.84x = 225,613.83 × 95,495.20
  4. Step 4: Simplify right side
    163,516.84x = 21,545,037,818.62
  5. Step 5: Solve for x
    x = 21,545,037,818.62/163,516.84
  6. Step 6: Final answer
    x = 131,760.36

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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.