Home / 51,037.20-76,469.40-24,685.20

Finding the Fourth Proportional to 51,037.20, 76,469.40 and 24,685.20

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Solution

The fourth proportional to 51,037.20, 76,469.40 and 24,685.20 is: 36,986.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,037.20 : 76,469.40 = 24,685.20 : x
  2. Step 2: Convert to fraction form
    51,037.20/76,469.40 = 24,685.20/x
  3. Step 3: Cross multiply
    51,037.20x = 76,469.40 × 24,685.20
  4. Step 4: Simplify right side
    51,037.20x = 1,887,662,432.88
  5. Step 5: Solve for x
    x = 1,887,662,432.88/51,037.20
  6. Step 6: Final answer
    x = 36,986.01

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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.