Home / 104,175.30-143,759.16-58,857.96

Finding the Fourth Proportional to 104,175.30, 143,759.16 and 58,857.96

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Solution

The fourth proportional to 104,175.30, 143,759.16 and 58,857.96 is: 81,222.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,175.30 : 143,759.16 = 58,857.96 : x
  2. Step 2: Convert to fraction form
    104,175.30/143,759.16 = 58,857.96/x
  3. Step 3: Cross multiply
    104,175.30x = 143,759.16 × 58,857.96
  4. Step 4: Simplify right side
    104,175.30x = 8,461,370,888.91
  5. Step 5: Solve for x
    x = 8,461,370,888.91/104,175.30
  6. Step 6: Final answer
    x = 81,222.43

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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.