Home / 83,453.41-115,102.94-57,959.83

Finding the Fourth Proportional to 83,453.41, 115,102.94 and 57,959.83

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Solution

The fourth proportional to 83,453.41, 115,102.94 and 57,959.83 is: 79,940.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,453.41 : 115,102.94 = 57,959.83 : x
  2. Step 2: Convert to fraction form
    83,453.41/115,102.94 = 57,959.83/x
  3. Step 3: Cross multiply
    83,453.41x = 115,102.94 × 57,959.83
  4. Step 4: Simplify right side
    83,453.41x = 6,671,346,834.90
  5. Step 5: Solve for x
    x = 6,671,346,834.90/83,453.41
  6. Step 6: Final answer
    x = 79,940.97

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1.5x scale

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.