Home / 68,723.31-94,838.18-41,865.81

Finding the Fourth Proportional to 68,723.31, 94,838.18 and 41,865.81

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Solution

The fourth proportional to 68,723.31, 94,838.18 and 41,865.81 is: 57,774.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,723.31 : 94,838.18 = 41,865.81 : x
  2. Step 2: Convert to fraction form
    68,723.31/94,838.18 = 41,865.81/x
  3. Step 3: Cross multiply
    68,723.31x = 94,838.18 × 41,865.81
  4. Step 4: Simplify right side
    68,723.31x = 3,970,477,224.63
  5. Step 5: Solve for x
    x = 3,970,477,224.63/68,723.31
  6. Step 6: Final answer
    x = 57,774.83

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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.