Home / 163,496.03-225,630.23-91,874.61

Finding the Fourth Proportional to 163,496.03, 225,630.23 and 91,874.61

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Solution

The fourth proportional to 163,496.03, 225,630.23 and 91,874.61 is: 126,790.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,496.03 : 225,630.23 = 91,874.61 : x
  2. Step 2: Convert to fraction form
    163,496.03/225,630.23 = 91,874.61/x
  3. Step 3: Cross multiply
    163,496.03x = 225,630.23 × 91,874.61
  4. Step 4: Simplify right side
    163,496.03x = 20,729,688,926.09
  5. Step 5: Solve for x
    x = 20,729,688,926.09/163,496.03
  6. Step 6: Final answer
    x = 126,790.17

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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.