Home / 40,858.92-61,156.89-27,638.46

Finding the Fourth Proportional to 40,858.92, 61,156.89 and 27,638.46

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Solution

The fourth proportional to 40,858.92, 61,156.89 and 27,638.46 is: 41,368.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,858.92 : 61,156.89 = 27,638.46 : x
  2. Step 2: Convert to fraction form
    40,858.92/61,156.89 = 27,638.46/x
  3. Step 3: Cross multiply
    40,858.92x = 61,156.89 × 27,638.46
  4. Step 4: Simplify right side
    40,858.92x = 1,690,282,257.99
  5. Step 5: Solve for x
    x = 1,690,282,257.99/40,858.92
  6. Step 6: Final answer
    x = 41,368.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.