Home / 41,983.81-57,940.29-23,120.93

Finding the Fourth Proportional to 41,983.81, 57,940.29 and 23,120.93

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Solution

The fourth proportional to 41,983.81, 57,940.29 and 23,120.93 is: 31,908.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,983.81 : 57,940.29 = 23,120.93 : x
  2. Step 2: Convert to fraction form
    41,983.81/57,940.29 = 23,120.93/x
  3. Step 3: Cross multiply
    41,983.81x = 57,940.29 × 23,120.93
  4. Step 4: Simplify right side
    41,983.81x = 1,339,633,534.12
  5. Step 5: Solve for x
    x = 1,339,633,534.12/41,983.81
  6. Step 6: Final answer
    x = 31,908.34

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Double scale
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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.