Home / 163,737.36-225,939.24-92,142

Finding the Fourth Proportional to 163,737.36, 225,939.24 and 92,142

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Solution

The fourth proportional to 163,737.36, 225,939.24 and 92,142 is: 127,145.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,737.36 : 225,939.24 = 92,142 : x
  2. Step 2: Convert to fraction form
    163,737.36/225,939.24 = 92,142/x
  3. Step 3: Cross multiply
    163,737.36x = 225,939.24 × 92,142
  4. Step 4: Simplify right side
    163,737.36x = 20,818,493,452.08
  5. Step 5: Solve for x
    x = 20,818,493,452.08/163,737.36
  6. Step 6: Final answer
    x = 127,145.65

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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.