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Finding the Fourth Proportional to 162,965.86, 244,448.99 and 44,638.22

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Solution

The fourth proportional to 162,965.86, 244,448.99 and 44,638.22 is: 66,957.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,965.86 : 244,448.99 = 44,638.22 : x
  2. Step 2: Convert to fraction form
    162,965.86/244,448.99 = 44,638.22/x
  3. Step 3: Cross multiply
    162,965.86x = 244,448.99 × 44,638.22
  4. Step 4: Simplify right side
    162,965.86x = 10,911,767,794.40
  5. Step 5: Solve for x
    x = 10,911,767,794.40/162,965.86
  6. Step 6: Final answer
    x = 66,957.38

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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.