Home / 101,733.20-152,563.35-51,796.70

Finding the Fourth Proportional to 101,733.20, 152,563.35 and 51,796.70

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Solution

The fourth proportional to 101,733.20, 152,563.35 and 51,796.70 is: 77,676.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,733.20 : 152,563.35 = 51,796.70 : x
  2. Step 2: Convert to fraction form
    101,733.20/152,563.35 = 51,796.70/x
  3. Step 3: Cross multiply
    101,733.20x = 152,563.35 × 51,796.70
  4. Step 4: Simplify right side
    101,733.20x = 7,902,278,070.95
  5. Step 5: Solve for x
    x = 7,902,278,070.95/101,733.20
  6. Step 6: Final answer
    x = 77,676.49

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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.