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Finding the Fourth Proportional to 40,160.88, 60,163.49 and 30,907.44

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Solution

The fourth proportional to 40,160.88, 60,163.49 and 30,907.44 is: 46,301.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,160.88 : 60,163.49 = 30,907.44 : x
  2. Step 2: Convert to fraction form
    40,160.88/60,163.49 = 30,907.44/x
  3. Step 3: Cross multiply
    40,160.88x = 60,163.49 × 30,907.44
  4. Step 4: Simplify right side
    40,160.88x = 1,859,499,534.63
  5. Step 5: Solve for x
    x = 1,859,499,534.63/40,160.88
  6. Step 6: Final answer
    x = 46,301.26

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1.5x scale

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.