Home / 68,207.38-94,113.71-37,991.94

Finding the Fourth Proportional to 68,207.38, 94,113.71 and 37,991.94

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Solution

The fourth proportional to 68,207.38, 94,113.71 and 37,991.94 is: 52,421.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,207.38 : 94,113.71 = 37,991.94 : x
  2. Step 2: Convert to fraction form
    68,207.38/94,113.71 = 37,991.94/x
  3. Step 3: Cross multiply
    68,207.38x = 94,113.71 × 37,991.94
  4. Step 4: Simplify right side
    68,207.38x = 3,575,562,236.79
  5. Step 5: Solve for x
    x = 3,575,562,236.79/68,207.38
  6. Step 6: Final answer
    x = 52,421.92

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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.