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Finding the Fourth Proportional to 162,770.76, 244,233.90 and 103,673.16

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Solution

The fourth proportional to 162,770.76, 244,233.90 and 103,673.16 is: 155,559.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,770.76 : 244,233.90 = 103,673.16 : x
  2. Step 2: Convert to fraction form
    162,770.76/244,233.90 = 103,673.16/x
  3. Step 3: Cross multiply
    162,770.76x = 244,233.90 × 103,673.16
  4. Step 4: Simplify right side
    162,770.76x = 25,320,500,192.12
  5. Step 5: Solve for x
    x = 25,320,500,192.12/162,770.76
  6. Step 6: Final answer
    x = 155,559.27

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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.