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Finding the Fourth Proportional to 68,041.65, 101,914.77 and 32,907.63

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Solution

The fourth proportional to 68,041.65, 101,914.77 and 32,907.63 is: 49,290.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,041.65 : 101,914.77 = 32,907.63 : x
  2. Step 2: Convert to fraction form
    68,041.65/101,914.77 = 32,907.63/x
  3. Step 3: Cross multiply
    68,041.65x = 101,914.77 × 32,907.63
  4. Step 4: Simplify right side
    68,041.65x = 3,353,773,542.70
  5. Step 5: Solve for x
    x = 3,353,773,542.70/68,041.65
  6. Step 6: Final answer
    x = 49,290.01

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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.