Home / 42,027.75-57,999.22-23,164.88

Finding the Fourth Proportional to 42,027.75, 57,999.22 and 23,164.88

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Solution

The fourth proportional to 42,027.75, 57,999.22 and 23,164.88 is: 31,968.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,027.75 : 57,999.22 = 23,164.88 : x
  2. Step 2: Convert to fraction form
    42,027.75/57,999.22 = 23,164.88/x
  3. Step 3: Cross multiply
    42,027.75x = 57,999.22 × 23,164.88
  4. Step 4: Simplify right side
    42,027.75x = 1,343,544,623.49
  5. Step 5: Solve for x
    x = 1,343,544,623.49/42,027.75
  6. Step 6: Final answer
    x = 31,968.04

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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.