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Finding the Fourth Proportional to 163,706.33, 225,911.40 and 95,763.53

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Solution

The fourth proportional to 163,706.33, 225,911.40 and 95,763.53 is: 132,151.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,706.33 : 225,911.40 = 95,763.53 : x
  2. Step 2: Convert to fraction form
    163,706.33/225,911.40 = 95,763.53/x
  3. Step 3: Cross multiply
    163,706.33x = 225,911.40 × 95,763.53
  4. Step 4: Simplify right side
    163,706.33x = 21,634,073,336.91
  5. Step 5: Solve for x
    x = 21,634,073,336.91/163,706.33
  6. Step 6: Final answer
    x = 132,151.72

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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.