Home / 42,028.88-57,999.85-23,166.41

Finding the Fourth Proportional to 42,028.88, 57,999.85 and 23,166.41

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Solution

The fourth proportional to 42,028.88, 57,999.85 and 23,166.41 is: 31,969.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,028.88 : 57,999.85 = 23,166.41 : x
  2. Step 2: Convert to fraction form
    42,028.88/57,999.85 = 23,166.41/x
  3. Step 3: Cross multiply
    42,028.88x = 57,999.85 × 23,166.41
  4. Step 4: Simplify right side
    42,028.88x = 1,343,647,957.12
  5. Step 5: Solve for x
    x = 1,343,647,957.12/42,028.88
  6. Step 6: Final answer
    x = 31,969.64

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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.