Home / 40,234.80-60,323.40-16,849.20

Finding the Fourth Proportional to 40,234.80, 60,323.40 and 16,849.20

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Solution

The fourth proportional to 40,234.80, 60,323.40 and 16,849.20 is: 25,261.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,234.80 : 60,323.40 = 16,849.20 : x
  2. Step 2: Convert to fraction form
    40,234.80/60,323.40 = 16,849.20/x
  3. Step 3: Cross multiply
    40,234.80x = 60,323.40 × 16,849.20
  4. Step 4: Simplify right side
    40,234.80x = 1,016,401,031.28
  5. Step 5: Solve for x
    x = 1,016,401,031.28/40,234.80
  6. Step 6: Final answer
    x = 25,261.74

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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.