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Finding the Fourth Proportional to 162,888.20, 244,324.20 and 84,010.40

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Solution

The fourth proportional to 162,888.20, 244,324.20 and 84,010.40 is: 126,011.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,888.20 : 244,324.20 = 84,010.40 : x
  2. Step 2: Convert to fraction form
    162,888.20/244,324.20 = 84,010.40/x
  3. Step 3: Cross multiply
    162,888.20x = 244,324.20 × 84,010.40
  4. Step 4: Simplify right side
    162,888.20x = 20,525,773,771.68
  5. Step 5: Solve for x
    x = 20,525,773,771.68/162,888.20
  6. Step 6: Final answer
    x = 126,011.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.