Home / 109,054.12-163,580.97-34,180.03

Finding the Fourth Proportional to 109,054.12, 163,580.97 and 34,180.03

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Solution

The fourth proportional to 109,054.12, 163,580.97 and 34,180.03 is: 51,269.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,054.12 : 163,580.97 = 34,180.03 : x
  2. Step 2: Convert to fraction form
    109,054.12/163,580.97 = 34,180.03/x
  3. Step 3: Cross multiply
    109,054.12x = 163,580.97 × 34,180.03
  4. Step 4: Simplify right side
    109,054.12x = 5,591,202,462.03
  5. Step 5: Solve for x
    x = 5,591,202,462.03/109,054.12
  6. Step 6: Final answer
    x = 51,269.98

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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.