Home / 188,037.91-259,499.06-103,157.47

Finding the Fourth Proportional to 188,037.91, 259,499.06 and 103,157.47

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Solution

The fourth proportional to 188,037.91, 259,499.06 and 103,157.47 is: 142,361.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,037.91 : 259,499.06 = 103,157.47 : x
  2. Step 2: Convert to fraction form
    188,037.91/259,499.06 = 103,157.47/x
  3. Step 3: Cross multiply
    188,037.91x = 259,499.06 × 103,157.47
  4. Step 4: Simplify right side
    188,037.91x = 26,769,266,496.98
  5. Step 5: Solve for x
    x = 26,769,266,496.98/188,037.91
  6. Step 6: Final answer
    x = 142,361.01

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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.