Home / 112,963.37-169,446.26-34,078.28

Finding the Fourth Proportional to 112,963.37, 169,446.26 and 34,078.28

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Solution

The fourth proportional to 112,963.37, 169,446.26 and 34,078.28 is: 51,117.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,963.37 : 169,446.26 = 34,078.28 : x
  2. Step 2: Convert to fraction form
    112,963.37/169,446.26 = 34,078.28/x
  3. Step 3: Cross multiply
    112,963.37x = 169,446.26 × 34,078.28
  4. Step 4: Simplify right side
    112,963.37x = 5,774,436,331.20
  5. Step 5: Solve for x
    x = 5,774,436,331.20/112,963.37
  6. Step 6: Final answer
    x = 51,117.78

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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.