Home / 159,620.38-239,268.96-103,496.02

Finding the Fourth Proportional to 159,620.38, 239,268.96 and 103,496.02

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Solution

The fourth proportional to 159,620.38, 239,268.96 and 103,496.02 is: 155,139.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,620.38 : 239,268.96 = 103,496.02 : x
  2. Step 2: Convert to fraction form
    159,620.38/239,268.96 = 103,496.02/x
  3. Step 3: Cross multiply
    159,620.38x = 239,268.96 × 103,496.02
  4. Step 4: Simplify right side
    159,620.38x = 24,763,385,069.54
  5. Step 5: Solve for x
    x = 24,763,385,069.54/159,620.38
  6. Step 6: Final answer
    x = 155,139.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.