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Finding the Fourth Proportional to 162,804.80, 244,207.20 and 103,682.90

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Solution

The fourth proportional to 162,804.80, 244,207.20 and 103,682.90 is: 155,524.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,804.80 : 244,207.20 = 103,682.90 : x
  2. Step 2: Convert to fraction form
    162,804.80/244,207.20 = 103,682.90/x
  3. Step 3: Cross multiply
    162,804.80x = 244,207.20 × 103,682.90
  4. Step 4: Simplify right side
    162,804.80x = 25,320,110,696.88
  5. Step 5: Solve for x
    x = 25,320,110,696.88/162,804.80
  6. Step 6: Final answer
    x = 155,524.35

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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.