Home / 104,051.14-143,591.24-61,021.86

Finding the Fourth Proportional to 104,051.14, 143,591.24 and 61,021.86

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Solution

The fourth proportional to 104,051.14, 143,591.24 and 61,021.86 is: 84,210.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,051.14 : 143,591.24 = 61,021.86 : x
  2. Step 2: Convert to fraction form
    104,051.14/143,591.24 = 61,021.86/x
  3. Step 3: Cross multiply
    104,051.14x = 143,591.24 × 61,021.86
  4. Step 4: Simplify right side
    104,051.14x = 8,762,204,544.51
  5. Step 5: Solve for x
    x = 8,762,204,544.51/104,051.14
  6. Step 6: Final answer
    x = 84,210.56

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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.