Home / 95,750.20-143,690.90-33,420.70

Finding the Fourth Proportional to 95,750.20, 143,690.90 and 33,420.70

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Solution

The fourth proportional to 95,750.20, 143,690.90 and 33,420.70 is: 50,153.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,750.20 : 143,690.90 = 33,420.70 : x
  2. Step 2: Convert to fraction form
    95,750.20/143,690.90 = 33,420.70/x
  3. Step 3: Cross multiply
    95,750.20x = 143,690.90 × 33,420.70
  4. Step 4: Simplify right side
    95,750.20x = 4,802,250,461.63
  5. Step 5: Solve for x
    x = 4,802,250,461.63/95,750.20
  6. Step 6: Final answer
    x = 50,153.95

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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.