Home / 163,732.88-225,935.40-92,111.36

Finding the Fourth Proportional to 163,732.88, 225,935.40 and 92,111.36

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Solution

The fourth proportional to 163,732.88, 225,935.40 and 92,111.36 is: 127,104.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,732.88 : 225,935.40 = 92,111.36 : x
  2. Step 2: Convert to fraction form
    163,732.88/225,935.40 = 92,111.36/x
  3. Step 3: Cross multiply
    163,732.88x = 225,935.40 × 92,111.36
  4. Step 4: Simplify right side
    163,732.88x = 20,811,216,966.14
  5. Step 5: Solve for x
    x = 20,811,216,966.14/163,732.88
  6. Step 6: Final answer
    x = 127,104.69

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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.