Home / 113,126.56-169,692-34,240.48

Finding the Fourth Proportional to 113,126.56, 169,692 and 34,240.48

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Solution

The fourth proportional to 113,126.56, 169,692 and 34,240.48 is: 51,361.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,126.56 : 169,692 = 34,240.48 : x
  2. Step 2: Convert to fraction form
    113,126.56/169,692 = 34,240.48/x
  3. Step 3: Cross multiply
    113,126.56x = 169,692 × 34,240.48
  4. Step 4: Simplify right side
    113,126.56x = 5,810,335,532.16
  5. Step 5: Solve for x
    x = 5,810,335,532.16/113,126.56
  6. Step 6: Final answer
    x = 51,361.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.