Home / 40,118.40-60,187.20-16,731.84

Finding the Fourth Proportional to 40,118.40, 60,187.20 and 16,731.84

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Solution

The fourth proportional to 40,118.40, 60,187.20 and 16,731.84 is: 25,101.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,118.40 : 60,187.20 = 16,731.84 : x
  2. Step 2: Convert to fraction form
    40,118.40/60,187.20 = 16,731.84/x
  3. Step 3: Cross multiply
    40,118.40x = 60,187.20 × 16,731.84
  4. Step 4: Simplify right side
    40,118.40x = 1,007,042,600.45
  5. Step 5: Solve for x
    x = 1,007,042,600.45/40,118.40
  6. Step 6: Final answer
    x = 25,101.76

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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.