Home / 51,261.60-76,885.20-16,204.80

Finding the Fourth Proportional to 51,261.60, 76,885.20 and 16,204.80

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Solution

The fourth proportional to 51,261.60, 76,885.20 and 16,204.80 is: 24,304.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,261.60 : 76,885.20 = 16,204.80 : x
  2. Step 2: Convert to fraction form
    51,261.60/76,885.20 = 16,204.80/x
  3. Step 3: Cross multiply
    51,261.60x = 76,885.20 × 16,204.80
  4. Step 4: Simplify right side
    51,261.60x = 1,245,909,288.96
  5. Step 5: Solve for x
    x = 1,245,909,288.96/51,261.60
  6. Step 6: Final answer
    x = 24,304.92

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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.