Home / 40,836.63-56,179.58-39,087.03

Finding the Fourth Proportional to 40,836.63, 56,179.58 and 39,087.03

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Solution

The fourth proportional to 40,836.63, 56,179.58 and 39,087.03 is: 53,772.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,836.63 : 56,179.58 = 39,087.03 : x
  2. Step 2: Convert to fraction form
    40,836.63/56,179.58 = 39,087.03/x
  3. Step 3: Cross multiply
    40,836.63x = 56,179.58 × 39,087.03
  4. Step 4: Simplify right side
    40,836.63x = 2,195,892,745.67
  5. Step 5: Solve for x
    x = 2,195,892,745.67/40,836.63
  6. Step 6: Final answer
    x = 53,772.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.