Home / 49,199.70-73,690.20-38,070.30

Finding the Fourth Proportional to 49,199.70, 73,690.20 and 38,070.30

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Solution

The fourth proportional to 49,199.70, 73,690.20 and 38,070.30 is: 57,020.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,199.70 : 73,690.20 = 38,070.30 : x
  2. Step 2: Convert to fraction form
    49,199.70/73,690.20 = 38,070.30/x
  3. Step 3: Cross multiply
    49,199.70x = 73,690.20 × 38,070.30
  4. Step 4: Simplify right side
    49,199.70x = 2,805,408,021.06
  5. Step 5: Solve for x
    x = 2,805,408,021.06/49,199.70
  6. Step 6: Final answer
    x = 57,020.84

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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.