Home / 42,028.54-57,999.36-23,165.66

Finding the Fourth Proportional to 42,028.54, 57,999.36 and 23,165.66

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Solution

The fourth proportional to 42,028.54, 57,999.36 and 23,165.66 is: 31,968.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,028.54 : 57,999.36 = 23,165.66 : x
  2. Step 2: Convert to fraction form
    42,028.54/57,999.36 = 23,165.66/x
  3. Step 3: Cross multiply
    42,028.54x = 57,999.36 × 23,165.66
  4. Step 4: Simplify right side
    42,028.54x = 1,343,593,453.98
  5. Step 5: Solve for x
    x = 1,343,593,453.98/42,028.54
  6. Step 6: Final answer
    x = 31,968.60

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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.