Home / 41,979.02-57,930.78-23,116

Finding the Fourth Proportional to 41,979.02, 57,930.78 and 23,116

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Solution

The fourth proportional to 41,979.02, 57,930.78 and 23,116 is: 31,899.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,979.02 : 57,930.78 = 23,116 : x
  2. Step 2: Convert to fraction form
    41,979.02/57,930.78 = 23,116/x
  3. Step 3: Cross multiply
    41,979.02x = 57,930.78 × 23,116
  4. Step 4: Simplify right side
    41,979.02x = 1,339,127,910.48
  5. Step 5: Solve for x
    x = 1,339,127,910.48/41,979.02
  6. Step 6: Final answer
    x = 31,899.93

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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.