Home / 68,423.43-94,423.42-38,209.27

Finding the Fourth Proportional to 68,423.43, 94,423.42 and 38,209.27

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Solution

The fourth proportional to 68,423.43, 94,423.42 and 38,209.27 is: 52,728.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,423.43 : 94,423.42 = 38,209.27 : x
  2. Step 2: Convert to fraction form
    68,423.43/94,423.42 = 38,209.27/x
  3. Step 3: Cross multiply
    68,423.43x = 94,423.42 × 38,209.27
  4. Step 4: Simplify right side
    68,423.43x = 3,607,849,937.85
  5. Step 5: Solve for x
    x = 3,607,849,937.85/68,423.43
  6. Step 6: Final answer
    x = 52,728.28

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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.