Home / 41,985.43-57,940.05-23,122.51

Finding the Fourth Proportional to 41,985.43, 57,940.05 and 23,122.51

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Solution

The fourth proportional to 41,985.43, 57,940.05 and 23,122.51 is: 31,909.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,985.43 : 57,940.05 = 23,122.51 : x
  2. Step 2: Convert to fraction form
    41,985.43/57,940.05 = 23,122.51/x
  3. Step 3: Cross multiply
    41,985.43x = 57,940.05 × 23,122.51
  4. Step 4: Simplify right side
    41,985.43x = 1,339,719,385.53
  5. Step 5: Solve for x
    x = 1,339,719,385.53/41,985.43
  6. Step 6: Final answer
    x = 31,909.15

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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.