Home / 68,047.42-93,906.96-37,418.57

Finding the Fourth Proportional to 68,047.42, 93,906.96 and 37,418.57

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Solution

The fourth proportional to 68,047.42, 93,906.96 and 37,418.57 is: 51,638.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,047.42 : 93,906.96 = 37,418.57 : x
  2. Step 2: Convert to fraction form
    68,047.42/93,906.96 = 37,418.57/x
  3. Step 3: Cross multiply
    68,047.42x = 93,906.96 × 37,418.57
  4. Step 4: Simplify right side
    68,047.42x = 3,513,864,484.56
  5. Step 5: Solve for x
    x = 3,513,864,484.56/68,047.42
  6. Step 6: Final answer
    x = 51,638.47

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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.