Home / 67,270.08-100,907.93-25,145.90

Finding the Fourth Proportional to 67,270.08, 100,907.93 and 25,145.90

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Solution

The fourth proportional to 67,270.08, 100,907.93 and 25,145.90 is: 37,719.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,270.08 : 100,907.93 = 25,145.90 : x
  2. Step 2: Convert to fraction form
    67,270.08/100,907.93 = 25,145.90/x
  3. Step 3: Cross multiply
    67,270.08x = 100,907.93 × 25,145.90
  4. Step 4: Simplify right side
    67,270.08x = 2,537,420,716.99
  5. Step 5: Solve for x
    x = 2,537,420,716.99/67,270.08
  6. Step 6: Final answer
    x = 37,719.90

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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.