Home / 188,814.08-260,563.56-103,932.56

Finding the Fourth Proportional to 188,814.08, 260,563.56 and 103,932.56

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Solution

The fourth proportional to 188,814.08, 260,563.56 and 103,932.56 is: 143,427.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,814.08 : 260,563.56 = 103,932.56 : x
  2. Step 2: Convert to fraction form
    188,814.08/260,563.56 = 103,932.56/x
  3. Step 3: Cross multiply
    188,814.08x = 260,563.56 × 103,932.56
  4. Step 4: Simplify right side
    188,814.08x = 27,081,037,833.51
  5. Step 5: Solve for x
    x = 27,081,037,833.51/188,814.08
  6. Step 6: Final answer
    x = 143,427.00

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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.