Home / 104,042.14-143,578.63-58,722.03

Finding the Fourth Proportional to 104,042.14, 143,578.63 and 58,722.03

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Solution

The fourth proportional to 104,042.14, 143,578.63 and 58,722.03 is: 81,036.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,042.14 : 143,578.63 = 58,722.03 : x
  2. Step 2: Convert to fraction form
    104,042.14/143,578.63 = 58,722.03/x
  3. Step 3: Cross multiply
    104,042.14x = 143,578.63 × 58,722.03
  4. Step 4: Simplify right side
    104,042.14x = 8,431,228,691.62
  5. Step 5: Solve for x
    x = 8,431,228,691.62/104,042.14
  6. Step 6: Final answer
    x = 81,036.67

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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.