Home / 51,031.20-76,546.80-23,329.20

Finding the Fourth Proportional to 51,031.20, 76,546.80 and 23,329.20

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Solution

The fourth proportional to 51,031.20, 76,546.80 and 23,329.20 is: 34,993.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,031.20 : 76,546.80 = 23,329.20 : x
  2. Step 2: Convert to fraction form
    51,031.20/76,546.80 = 23,329.20/x
  3. Step 3: Cross multiply
    51,031.20x = 76,546.80 × 23,329.20
  4. Step 4: Simplify right side
    51,031.20x = 1,785,775,606.56
  5. Step 5: Solve for x
    x = 1,785,775,606.56/51,031.20
  6. Step 6: Final answer
    x = 34,993.80

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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.