Home / 113,028.54-169,544.43-34,143.45

Finding the Fourth Proportional to 113,028.54, 169,544.43 and 34,143.45

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Solution

The fourth proportional to 113,028.54, 169,544.43 and 34,143.45 is: 51,215.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,028.54 : 169,544.43 = 34,143.45 : x
  2. Step 2: Convert to fraction form
    113,028.54/169,544.43 = 34,143.45/x
  3. Step 3: Cross multiply
    113,028.54x = 169,544.43 × 34,143.45
  4. Step 4: Simplify right side
    113,028.54x = 5,788,831,768.48
  5. Step 5: Solve for x
    x = 5,788,831,768.48/113,028.54
  6. Step 6: Final answer
    x = 51,215.66

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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.