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Finding the Fourth Proportional to 79,907.65, 119,850.15 and 32,543.39

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Solution

The fourth proportional to 79,907.65, 119,850.15 and 32,543.39 is: 48,810.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,907.65 : 119,850.15 = 32,543.39 : x
  2. Step 2: Convert to fraction form
    79,907.65/119,850.15 = 32,543.39/x
  3. Step 3: Cross multiply
    79,907.65x = 119,850.15 × 32,543.39
  4. Step 4: Simplify right side
    79,907.65x = 3,900,330,173.01
  5. Step 5: Solve for x
    x = 3,900,330,173.01/79,907.65
  6. Step 6: Final answer
    x = 48,810.48

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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.