Home / 49,970.87-74,919.24-30,244.80

Finding the Fourth Proportional to 49,970.87, 74,919.24 and 30,244.80

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Solution

The fourth proportional to 49,970.87, 74,919.24 and 30,244.80 is: 45,344.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,970.87 : 74,919.24 = 30,244.80 : x
  2. Step 2: Convert to fraction form
    49,970.87/74,919.24 = 30,244.80/x
  3. Step 3: Cross multiply
    49,970.87x = 74,919.24 × 30,244.80
  4. Step 4: Simplify right side
    49,970.87x = 2,265,917,429.95
  5. Step 5: Solve for x
    x = 2,265,917,429.95/49,970.87
  6. Step 6: Final answer
    x = 45,344.77

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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.