Home / 83,019.87-114,532.52-57,883.95

Finding the Fourth Proportional to 83,019.87, 114,532.52 and 57,883.95

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Solution

The fourth proportional to 83,019.87, 114,532.52 and 57,883.95 is: 79,855.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,019.87 : 114,532.52 = 57,883.95 : x
  2. Step 2: Convert to fraction form
    83,019.87/114,532.52 = 57,883.95/x
  3. Step 3: Cross multiply
    83,019.87x = 114,532.52 × 57,883.95
  4. Step 4: Simplify right side
    83,019.87x = 6,629,594,371.63
  5. Step 5: Solve for x
    x = 6,629,594,371.63/83,019.87
  6. Step 6: Final answer
    x = 79,855.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.