Home / 163,740.92-225,950.38-92,107.15

Finding the Fourth Proportional to 163,740.92, 225,950.38 and 92,107.15

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Solution

The fourth proportional to 163,740.92, 225,950.38 and 92,107.15 is: 127,101.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,740.92 : 225,950.38 = 92,107.15 : x
  2. Step 2: Convert to fraction form
    163,740.92/225,950.38 = 92,107.15/x
  3. Step 3: Cross multiply
    163,740.92x = 225,950.38 × 92,107.15
  4. Step 4: Simplify right side
    163,740.92x = 20,811,644,748.07
  5. Step 5: Solve for x
    x = 20,811,644,748.07/163,740.92
  6. Step 6: Final answer
    x = 127,101.07

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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.