Home / 40,189.80-60,306.30-16,818.60

Finding the Fourth Proportional to 40,189.80, 60,306.30 and 16,818.60

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Solution

The fourth proportional to 40,189.80, 60,306.30 and 16,818.60 is: 25,236.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,189.80 : 60,306.30 = 16,818.60 : x
  2. Step 2: Convert to fraction form
    40,189.80/60,306.30 = 16,818.60/x
  3. Step 3: Cross multiply
    40,189.80x = 60,306.30 × 16,818.60
  4. Step 4: Simplify right side
    40,189.80x = 1,014,267,537.18
  5. Step 5: Solve for x
    x = 1,014,267,537.18/40,189.80
  6. Step 6: Final answer
    x = 25,236.94

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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.