Home / 68,614.43-94,688.87-38,401.02

Finding the Fourth Proportional to 68,614.43, 94,688.87 and 38,401.02

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Solution

The fourth proportional to 68,614.43, 94,688.87 and 38,401.02 is: 52,993.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,614.43 : 94,688.87 = 38,401.02 : x
  2. Step 2: Convert to fraction form
    68,614.43/94,688.87 = 38,401.02/x
  3. Step 3: Cross multiply
    68,614.43x = 94,688.87 × 38,401.02
  4. Step 4: Simplify right side
    68,614.43x = 3,636,148,998.64
  5. Step 5: Solve for x
    x = 3,636,148,998.64/68,614.43
  6. Step 6: Final answer
    x = 52,993.94

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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.