Home / 51,329.60-76,987.20-16,272.80

Finding the Fourth Proportional to 51,329.60, 76,987.20 and 16,272.80

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Solution

The fourth proportional to 51,329.60, 76,987.20 and 16,272.80 is: 24,406.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,329.60 : 76,987.20 = 16,272.80 : x
  2. Step 2: Convert to fraction form
    51,329.60/76,987.20 = 16,272.80/x
  3. Step 3: Cross multiply
    51,329.60x = 76,987.20 × 16,272.80
  4. Step 4: Simplify right side
    51,329.60x = 1,252,797,308.16
  5. Step 5: Solve for x
    x = 1,252,797,308.16/51,329.60
  6. Step 6: Final answer
    x = 24,406.92

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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.