Home / 163,741.20-225,962.51-92,121.27

Finding the Fourth Proportional to 163,741.20, 225,962.51 and 92,121.27

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Solution

The fourth proportional to 163,741.20, 225,962.51 and 92,121.27 is: 127,127.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,741.20 : 225,962.51 = 92,121.27 : x
  2. Step 2: Convert to fraction form
    163,741.20/225,962.51 = 92,121.27/x
  3. Step 3: Cross multiply
    163,741.20x = 225,962.51 × 92,121.27
  4. Step 4: Simplify right side
    163,741.20x = 20,815,952,932.98
  5. Step 5: Solve for x
    x = 20,815,952,932.98/163,741.20
  6. Step 6: Final answer
    x = 127,127.16

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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.