Home / 43,573.52-65,340.72-12,401.36

Finding the Fourth Proportional to 43,573.52, 65,340.72 and 12,401.36

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Solution

The fourth proportional to 43,573.52, 65,340.72 and 12,401.36 is: 18,596.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,573.52 : 65,340.72 = 12,401.36 : x
  2. Step 2: Convert to fraction form
    43,573.52/65,340.72 = 12,401.36/x
  3. Step 3: Cross multiply
    43,573.52x = 65,340.72 × 12,401.36
  4. Step 4: Simplify right side
    43,573.52x = 810,313,791.38
  5. Step 5: Solve for x
    x = 810,313,791.38/43,573.52
  6. Step 6: Final answer
    x = 18,596.47

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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.