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Finding the Fourth Proportional to 163,678.59, 225,842.58 and 95,682.42

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Solution

The fourth proportional to 163,678.59, 225,842.58 and 95,682.42 is: 132,021.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,678.59 : 225,842.58 = 95,682.42 : x
  2. Step 2: Convert to fraction form
    163,678.59/225,842.58 = 95,682.42/x
  3. Step 3: Cross multiply
    163,678.59x = 225,842.58 × 95,682.42
  4. Step 4: Simplify right side
    163,678.59x = 21,609,164,593.44
  5. Step 5: Solve for x
    x = 21,609,164,593.44/163,678.59
  6. Step 6: Final answer
    x = 132,021.94

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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.