Home / 163,302.92-225,352.25-91,685.96

Finding the Fourth Proportional to 163,302.92, 225,352.25 and 91,685.96

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Solution

The fourth proportional to 163,302.92, 225,352.25 and 91,685.96 is: 126,523.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,302.92 : 225,352.25 = 91,685.96 : x
  2. Step 2: Convert to fraction form
    163,302.92/225,352.25 = 91,685.96/x
  3. Step 3: Cross multiply
    163,302.92x = 225,352.25 × 91,685.96
  4. Step 4: Simplify right side
    163,302.92x = 20,661,636,639.29
  5. Step 5: Solve for x
    x = 20,661,636,639.29/163,302.92
  6. Step 6: Final answer
    x = 126,523.38

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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.