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Finding the Fourth Proportional to 162,795.80, 244,193.70 and 103,673.90

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Solution

The fourth proportional to 162,795.80, 244,193.70 and 103,673.90 is: 155,510.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,795.80 : 244,193.70 = 103,673.90 : x
  2. Step 2: Convert to fraction form
    162,795.80/244,193.70 = 103,673.90/x
  3. Step 3: Cross multiply
    162,795.80x = 244,193.70 × 103,673.90
  4. Step 4: Simplify right side
    162,795.80x = 25,316,513,234.43
  5. Step 5: Solve for x
    x = 25,316,513,234.43/162,795.80
  6. Step 6: Final answer
    x = 155,510.85

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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.