Home / 168,402.73-232,401.39-91,926.35

Finding the Fourth Proportional to 168,402.73, 232,401.39 and 91,926.35

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Solution

The fourth proportional to 168,402.73, 232,401.39 and 91,926.35 is: 126,861.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,402.73 : 232,401.39 = 91,926.35 : x
  2. Step 2: Convert to fraction form
    168,402.73/232,401.39 = 91,926.35/x
  3. Step 3: Cross multiply
    168,402.73x = 232,401.39 × 91,926.35
  4. Step 4: Simplify right side
    168,402.73x = 21,363,811,868.81
  5. Step 5: Solve for x
    x = 21,363,811,868.81/168,402.73
  6. Step 6: Final answer
    x = 126,861.44

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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.