Home / 40,825.20-61,238.08-11,244.64

Finding the Fourth Proportional to 40,825.20, 61,238.08 and 11,244.64

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Solution

The fourth proportional to 40,825.20, 61,238.08 and 11,244.64 is: 16,867.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,825.20 : 61,238.08 = 11,244.64 : x
  2. Step 2: Convert to fraction form
    40,825.20/61,238.08 = 11,244.64/x
  3. Step 3: Cross multiply
    40,825.20x = 61,238.08 × 11,244.64
  4. Step 4: Simplify right side
    40,825.20x = 688,600,163.89
  5. Step 5: Solve for x
    x = 688,600,163.89/40,825.20
  6. Step 6: Final answer
    x = 16,867.04

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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.