Home / 42,027.21-57,997.26-23,164.34

Finding the Fourth Proportional to 42,027.21, 57,997.26 and 23,164.34

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Solution

The fourth proportional to 42,027.21, 57,997.26 and 23,164.34 is: 31,966.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,027.21 : 57,997.26 = 23,164.34 : x
  2. Step 2: Convert to fraction form
    42,027.21/57,997.26 = 23,164.34/x
  3. Step 3: Cross multiply
    42,027.21x = 57,997.26 × 23,164.34
  4. Step 4: Simplify right side
    42,027.21x = 1,343,467,959.72
  5. Step 5: Solve for x
    x = 1,343,467,959.72/42,027.21
  6. Step 6: Final answer
    x = 31,966.62

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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.