Home / 68,581.23-94,641.66-38,366.42

Finding the Fourth Proportional to 68,581.23, 94,641.66 and 38,366.42

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Solution

The fourth proportional to 68,581.23, 94,641.66 and 38,366.42 is: 52,945.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,581.23 : 94,641.66 = 38,366.42 : x
  2. Step 2: Convert to fraction form
    68,581.23/94,641.66 = 38,366.42/x
  3. Step 3: Cross multiply
    68,581.23x = 94,641.66 × 38,366.42
  4. Step 4: Simplify right side
    68,581.23x = 3,631,061,203.85
  5. Step 5: Solve for x
    x = 3,631,061,203.85/68,581.23
  6. Step 6: Final answer
    x = 52,945.41

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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.