Home / 41,167.88-61,705.18-18,935.36

Finding the Fourth Proportional to 41,167.88, 61,705.18 and 18,935.36

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Solution

The fourth proportional to 41,167.88, 61,705.18 and 18,935.36 is: 28,381.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,167.88 : 61,705.18 = 18,935.36 : x
  2. Step 2: Convert to fraction form
    41,167.88/61,705.18 = 18,935.36/x
  3. Step 3: Cross multiply
    41,167.88x = 61,705.18 × 18,935.36
  4. Step 4: Simplify right side
    41,167.88x = 1,168,409,797.16
  5. Step 5: Solve for x
    x = 1,168,409,797.16/41,167.88
  6. Step 6: Final answer
    x = 28,381.59

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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.