Home / 163,729.23-225,928.28-92,108.03

Finding the Fourth Proportional to 163,729.23, 225,928.28 and 92,108.03

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Solution

The fourth proportional to 163,729.23, 225,928.28 and 92,108.03 is: 127,098.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,729.23 : 225,928.28 = 92,108.03 : x
  2. Step 2: Convert to fraction form
    163,729.23/225,928.28 = 92,108.03/x
  3. Step 3: Cross multiply
    163,729.23x = 225,928.28 × 92,108.03
  4. Step 4: Simplify right side
    163,729.23x = 20,809,807,201.91
  5. Step 5: Solve for x
    x = 20,809,807,201.91/163,729.23
  6. Step 6: Final answer
    x = 127,098.91

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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.